SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: ORNITHISCHIFORMES COOPER, 1985

MAGNORDER: ORNITHISCHIA SEELEY, 1888

SUPERORDER: NEORNITHISCHIA COOPER, 1985

GRANDORDER: ORNITHOPODA MARSH, 1871

MICRORDER: EUORNITHOPODA SERENO, 1986

ORDER: IGUANODONTIA DOLLO, 1888

SUBORDER: ANKYLOPOLLEXIA SERENO, 1986

INFRAORDER: STYRACOSTERNA SERENO, 1986

PARVORDER: HADROSAURIFORMES SERENO, 1997

Superfamily: IGUANODONTIDEA Cope, 1869 (sensu Sereno, 1986)

Family: IGUANODONTIDAE Cope, 1869

Cf. Iguanodon sp

_____________________________________________________________________________________

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: ORNITHISCHIFORMES COOPER, 1985

SUPERORDER: SAUROPODOMORPHA HUENE, 1932

GRANDORDER: BRONTOSAURIA OLSHEVSKY, 1991 (emend)

MICRORDER: SAUROPODA MARSH, 1878

ORDER: EUSAUROPODA

SUBORDER: NEOSAUROPODA BONAPARTE, 1986

INFRAORDER: MACRONARIA WILSON & SERENO, 1998

PARVORDER: TITANOSAURIFORMES SALGADO ET AL, 1997

Family: BRACHIOSAURIDAE Riggs, 1904

Incertae sedis

Pleurocoelus sp

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: ERYOPOIDEA Cope, 1882 (sensu Save-Soderbrergh, 1935)

Family: ERYOPIDAE Cope 1882

Eryops megacephalus
*Eryops latus
*Eryops anatinus

Superfamily: ZATRACHEIDEA Cope, 1882

Family: ZATRACHYDIDAE Cope, 1882

*Zatrachys serratus
= Aspidosaurus serratus

Incertae sedis

Non Zatrachys conchigerus

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: DVINOSAURIA YATES & WARREN, 2000

INFRAORDER: TRIMERORHACHOIDA ROMER, 1947

Superfamily: TRIMERORHACHOIDEA Cope, 1882 (sensu Romer, 1947)

Family: TRIMERORHACHIDAE Cope, 1882

Trimerorhachis insignis
= Trimerorhachis alleni
Trimerorhachis sp

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

Family: Incertae sedis

Non Cricotus heteroclitus
= Cricotus gibsoni
= Cricotus discophorus

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: WAGGONERIIDA TATARINOV, 1971

Family: WAGGONERIIDAE Olson, 1951

?Helodectes isaaci
= Helodectes paridens

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: NECTRIDEA MIALL, 1875

Family: DIPLOCAULIDAE Cope, 1881

Diplocaulus magnicornis
= Diplocaulus pusillus
Diplocaulus sp

ORDER: MICROSAURIA DAWSON, 1863

SUBORDER: TUDITANOMORPHA CARROLL & GASKILLL, 1978

Family: PANTYLIDAE Case, 1911

Pantylus cordatus
Pantylus coicodus

ORDER: LYSOROPHIA WILLISTON, 1908

Family: COCYTINIDAE Cope, 1875

Incertae sedis

Lysorophus tricarinatus

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA Watson, 1917

Family: DIADECTIDAE Cope, 1880

Diadectes sideropelicus
*Diadectes molaris
= Empedias molaris
= Empedocelis molaris
*Diadectes phaseolinus
= Empedias phaseolinus
*Diadectes fissus
*Diadectes biculminatus
*Diadectes maximus
Diadectes sp

Incertae sedis

Non Diadectes, *D. latibuccatus
= Empedias latibuccatus
= Empedocelis latibuccatus
Non Diadectes alatus
= Empedias alatus

Incertae sedis

*Helodectes isaaci
= ?*Helodectes paridens

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: CAPTORHININAE Case, 1911 (sensu De Ricqles, et AL 1982)

Captorhinus aguti
= Ectocynodon aguti
= Pariotichus aguti
= *Ectocynodon ordinatus
= *Pariotichus ordinatus
= *Pariotichus brachyops
= *Pariotichus isolomus
= Captorhinus isolomus
Captorhinus sp
= Pariotichus sp

Labidosaurus hamatus
= Pariotichus hamatus

Paracaptorhinus neglectes
= Captorhinoides valensis

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

Incertae sedis

Gen. sp indet.

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: OPHIACODONTIDAE Nopsca, 1923

Ophiacodon uniformis
= Theropleura uniformis
= Poliosaurus uniformis
Ophiacodon retroversus
= Theropleura retroversus

INFRAORDER: EDAPHOSAURA NOVA

Family: EDAPHOSAURIDAE Cope, 1882

Edaphosaurus cruciger
Edaphosaurus pogonias
= Naosaurus claviger
Edaphosaurus sp

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Incertae sedis

?Embolophorus sp

Gen. sp indet.

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

*Dimetrodon incisivus
*Dimetrodon gigas
= Clepsydrops gigas
Dimetrodon dollovianus
= Embolophorus dollovianus
Dimetrodon grandis
Dimetrodon sp

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: DISSOROPHOIDEA Boulenger, 1902 (sensu Bolt, 1969)

Family: DISSOROPHIDAE Boulenger, 1902

*Dissorophus multicinctus
= *Dissorophus articulatus

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: MICROSAURIA DAWSON, 1863

SUBORDER: TUDITANOMORPHA CARROLL & GASKILLL, 1978

Family: GYMNARTHRIDAE Case, 1910

Cardiocephalus sternbergi
= Gymnarthrus willoughbyi

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: CAPTORHININAE Case, 1911 (sensu De Ricqles, et AL 1982)

Captorhinus aguti

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon booneorum

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: EDAPHOSAURA NOVA

Family: LUPEOSAURIDAE Romer & Price, 1940

Lupeosaurus kayi

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: EDAPHOSAURA NOVA

Family: LUPEOSAURIDAE Romer & Price, 1940

Lupeosaurus kayi

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

*Dimetrodon limbatus
= Clepsydrops limbatus

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: OPHIACODONTIDAE Nopsca, 1923

Varanosaurus acutirostris

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: DISSOROPHOIDEA Boulenger, 1902 (sensu Bolt, 1969)

Family: DISSOROPHIDAE Boulenger, 1902

*Aspidosaurus chiton

_____________________________________________________________________________________

TEXAS

UNKNOWN

CLEAR FORK FORMATION

CLEAR FORK GROUP

ARTINSKIAN STAGE

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: DVINOSAURIA YATES & WARREN, 2000

INFRAORDER: TRIMERORHACHOIDA ROMER, 1947

Superfamily: TRIMERORHACHOIDEA Cope, 1882 (sensu Romer, 1947)

Family: EOBRACHYOPIDAE Shishkin, 1964

Isodectes obtusus
= *Acheloma casei
= Eobrachyops casei
= Eobrachyops townendae

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: ANTHRACOSAURIA WATSON, 1917

SUBORDER: ANTHRACOSAURIA SAVE-SODERBRGH, 1934

Family: CRICOTIDAE Cope, 1884

Archeria sp

_____________________________________________________________________________________

TEXAS

NOCONA FORMATION (FORMERLY LOWER TO LOWER UPPER ADMIRAL FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON LOWER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: CAPTORHININAE Case, 1911 (sensu De Ricqles, et AL 1982)

Captorhinus sp

_____________________________________________________________________________________

TEXAS

ARROYO FORMATION

LOWER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER D

MIDDLE LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: CAPTORHININAE Case, 1911 (sensu De Ricqles, et AL 1982)

Captorhinus aguti
= Pariotichus isolomus
= Captorhinus isolomus

_____________________________________________________________________________________

TEXAS

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Incertae sedis

Gen. sp indet.

Family: CAPTORHINIDAE Case, 1911

Subfamily: CAPTORHININAE Case, 1911 (sensu De Ricqles, et AL 1982)

Captorhinus aguti
Captorhinus sp

_____________________________________________________________________________________

TEXAS

FLOWER POT FORMATION

EALRY LATE PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: MORADISAURINAE De Ricquiles et al. 1982

Labidosaurikos meachami

_____________________________________________________________________________________

TEXAS

SAN ANGELO FORMATION

LOWER PEASE RIVER GROUP

LAND-VERTEBRATE FAUNACHRON LOWER E

LOWER GUADALUPIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: MORADISAURINAE De Ricquiles et al. 1982

Labidosaurikos meachami

_____________________________________________________________________________________

TEXAS

UNKNOWN

VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

SUBORDER: CAPTORHINOMORPHA WATSON, 1917

Family: CAPTORHINIDAE Case, 1911

Subfamily: MORADISAURINAE De Ricquiles et al. 1982

Labidosaurikos barkeri

_____________________________________________________________________________________

TEXAS

LOCALITY BW

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA Watson, 1917

Family: DIADECTIDAE Cope, 1880

Diadectes sp

_____________________________________________________________________________________

TEXAS

LOWER TO MIDDLE WAGGONER RANCH FORMATION (FORMERLY CLYDE FORMATION, UPPER WICHITA GROUP)

UPPER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE C

LOWER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: ANTHRACOSAURIA WATSON, 1917

SUBORDER: ANTHRACOSAURIA SAVE-SODERBRGH, 1934

Family: CRICOTIDAE Cope, 1884

Archeria sp

_____________________________________________________________________________________

TEXAS

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: DISSOROPHOIDEA Boulenger, 1902 (sensu Bolt, 1969)

Family: TREMATOPIDAE Williston, 1910

Phonerpeton sp

_____________________________________________________________________________________

TEXAS

LOCALITY BAE

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BR

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BS

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BT

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BU

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BV

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BW

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BX

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

LOCALITY BZ

LOWER VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes
Dimetrodon sp

_____________________________________________________________________________________

TEXAS

LOCALITY FA

LOWER CHOZA FORMATION

UPPER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes

_____________________________________________________________________________________

TEXAS

ON THE BORDER OF ARCHER-BAYLOR LINET

“BIG WICHITA” LOCALITY

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: OPHIACODONTIDAE Nopsca, 1923

Ophiacodon retroversus
= *Clepsydrops leptocephalus
= Diopeus leptocephalus

_____________________________________________________________________________________

TEXAS

SOUTHERN TRIBUTARY OF THE BIG WICHITA

HOG CREEK RISE W OF TABLE TOP MOUNTAIN

ARROYO FORMATION

LOWER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER D

MIDDLE LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: EDAPHOSAURA NOVA

Family: EDAPHOSAURIDAE Cope, 1882

Edaphosaurus pogonias
= *Brachycnemius dolischomerus

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon grandis
= Theropleura grandis
Dimetrodon loomisi

_____________________________________________________________________________________

TEXAS

BIG WICHITA RIVER

LOCALITY UNKNOWN

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Gen. sp indet.

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon limbatus
= *Dimetrodon semiradicatus

_____________________________________________________________________________________

TEXAS

NORTHERN TRIBUTARY OF BIG WICHITA

CROOKED CREEK

ARROYO FORMATION

LOWER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER D

MIDDLE LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon grandis
= Theropleura grandis

_____________________________________________________________________________________

TEXAS

SOUTHERN TRIBUTARY OF THE BIG WICHITA

PONY CREEK

ARROYO FORMATION

LOWER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER D

MIDDLE LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Incertae sedis

non Dimetrodon, D. kempae

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon gigashomogenes
Dimetrodon loomisi

_____________________________________________________________________________________

TEXAS

WICHITA LOCAILTY

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: OPHIACODONTIDAE Nopsca, 1923

Ophiacodon uniformis
= Theropleura uniformis
= Poliosaurus uniformis

_____________________________________________________________________________________

TEXAS

LITTLE WICHITA RIVER

NORTH FORK

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: EDAPHOSAURA NOVA

Family: EDAPHOSAURIDAE Cope, 1882

Gen. sp indet.
= Naosaurus

_____________________________________________________________________________________

TEXAS

SOUTH SIDE OF LITTLE WICHITA RIVER

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SECODONTOSAURINAE Romer & Price, 1940

Secodontosaurus obtusidens
= Theropleura obtusidens
= Dimetrodon obtusidens

_____________________________________________________________________________________

TEXAS

DEAD MAN’S CREEK

ARROYO FORMATION

LOWER CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER D

MIDDLE LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: DIMETRODONTOMORPHA emend NOPCSA, 1925

Family: SPHENACODONTIDAE Marsh, 1878

Subfamily: SPHENACODONTINAE Marsh, 1878 (sensu Nopcsa, 1925)

Tribe: DIMETERODONTINI Nopcsa, 1925

Dimetrodon loomisi

_____________________________________________________________________________________

TEXAS

PRIDEAUX POCKET

PUEBLO FORMATION

LOWER WICHTIA GROUP

WICHITA GROUP

LEONARDIAN SERIES

UPPER ROTILEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: OPHIACODONTIDAE Nopsca, 1923

Stereophallodon ciscoensis

_____________________________________________________________________________________

TEXAS

CRADOCK BONE-BED

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: SEYMOURIDA TATARINOV, 1971

Superfamily: SEYMOURIOIDEA Williston, 1911 (sensu Tatarinov, 1971)

Family: SEYMOURIIDAE Williston, 1911

Seymouria baylorensis

_____________________________________________________________________________________

TEXAS

6 M FROM SEYMOUR

CRADOCK’S RANCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: DVINOSAURIA YATES & WARREN, 2000

INFRAORDER: TRIMERORHACHOIDA ROMER, 1947

Superfamily: TRIMERORHACHOIDEA Cope, 1882 (sensu Romer, 1947)

Family: TRIMERORHACHIDAE Cope, 1882

Trimerorhachis sp

_____________________________________________________________________________________

TEXAS

NOCONA FORMATION (FORMERLY LOWER TO LOWER UPPER ADMIRAL FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON LOWER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: SEYMOURIDA TATARINOV, 1971

Superfamily: SEYMOURIOIDEA Williston, 1911 (sensu Tatarinov, 1971)

Family: SEYMOURIIDAE Williston, 1911

Seymouria baylorensis

_____________________________________________________________________________________

TEXAS

DOCKUM FORMATION

CARNIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: METOPOSAUROIDEA Watson, 1919

Incertae sedis

Non Metoposaurus jonesi
= Buettneria jonesi
= Eupelor fraasi jonesi
= Metoposaurus fraasi jonesi

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: PROCOLOPHONOMORPHA ROMER, 1964

SUBORDER: PROCOLPHOMORPHA SEELEY, 1888

Family: PROCOLOPHONIDAE, Seeley, 1888

Incertae sedis

Colognathus obscurus
= Xenognathus obscurus

_____________________________________________________________________________________

TEXAS

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: THEROPODA EMEND MARSH, 1881

ORDER: Incertae sedis

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

EAGLE FORD SHALES

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: EURYAPSIDA COLBERT, 1945

SUPERORDER: SAUROPTERYGIA OWEN, 1860

GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994

ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835

SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835

INFRAORDER: PLIOSAUROMORPHA NOVA

Superfamily: PLIOSAUROIDEA Seeley, 1874

Family: BRACHAUCHNEIIDAE Williston, 1925

Brachauchenius lucasi

_____________________________________________________________________________________

TEXAS

SW OF WACO

BOSQUE FARM

TOP OF EAGLE FORD

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: EURYAPSIDA COLBERT, 1945

SUPERORDER: SAUROPTERYGIA OWEN 1860

GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994

ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835

SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835

INFRAORDER: PLESIOSAUROMORPHA NOVA

EUPLESIOSAURIA O’KEEFE, 2001

Family: PLESIOSAURIDAE Gray, 1825

Incertae sedis

Plesiosaurus sp

Superfamily: CRYPTOCLEIDOIDEA Williston, 1925

TRICLEDIA O’KEEFE , 2001

Family: CIMOLIASAURIDAE Delair, 1959

Cimoliasaurus sp

_____________________________________________________________________________________

TEXAS

BELLE PLAINS

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

ORDER: ARAEOSCELIDA WILLISTON 1913

Family: ARAEOSCELIDAE Williston, 1910

Araeoscelis gracilis

_____________________________________________________________________________________

TEXAS

BELLE PLAINS

TIT MOUNTAIN

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: DISSOROPHOIDEA Boulenger, 1902 (sensu Bolt, 1969)

Family: DISSOROPHIDAE Boulenger, 1902

Gen. sp. indet.

_____________________________________________________________________________________

TEXAS

‘CHOCOLATE CLAY LOCALITY’

VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: ERYOPOIDEA Cope, 1882 (sensu Save-Soderbrergh, 1935)

Family: ERYOPIDAE Cope 1882

Eryops megacephalus

_____________________________________________________________________________________

TEXAS

OTIS CHALK

QUARRY 1

DOCKUM FORMATION

CARNIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Watson, 1919 (sensu Save-Soderbergh, 1935)

Family: ALMASAURIDAE Dutuit, 1972

*Latiscopus disjunctus

_____________________________________________________________________________________

TEXAS

OTIS CHALK

QUARRY 2

DOCKUM FORMATION

CARNIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: METOPOSAUROIDEA Watson, 1919

Family: METOPOSAURIDAE Watson, 1919

Subfamily: METOPOSAURINAE Watson, 1919

Koskinonodon perfectus
= Buettneria perfecta

_____________________________________________________________________________________

TEXAS

SIERRITA DE LA CRUZ

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: METOPOSAUROIDEA Watson, 1919

Family: METOPOSAURIDAE Watson, 1919

Subfamily: METOPOSAURINAE Watson, 1919

Koskinonodon perfectus
= Buettneria perfecta

_____________________________________________________________________________________

TEXAS

TECOVAS FORMATION

CHINLE GROUP (DOCKUM GROUP)

ADAMANIAN

LATEST CARNIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: PSEUDOSUCHIA ZITTEL 1887-1890

GRANDORDER: RAUISUCHIFORMES PARRISH, 1993

ORDER: AETOSAURIA NICHOLSON & LYDEKKER, 1889

Family: STAGONOLEPIDIDAE Lydekker, 1887

Genus nova Taxon A

_____________________________________________________________________________________

TEXAS

LAKE KEMP DAM

WAGGONER RANCH AND LUEDERS FORMATION

WICHITA GROUP

LEONARDIAN SERIES

UPPER ROTILEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: AISTOPODA MIALL, 1875

Incerate sedis

Gen. sp indet.

ORDER: NECTRIDEA MIALL, 1875

Family: DIPLOCAULIDAE Cope, 1881

Diplocaulus sp

ORDER: LYSOROPHIA WILLISTON, 1908

Family: COCYTINIDAE Cope, 1875

Incertae sedis

Lysorophus cf. tricarinatus

_____________________________________________________________________________________

TEXAS

20 M W OF SPURR

HOME CREEK PASTURE

DOCKUM FORMATION

CARNIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: METOPOSAUROIDEA Watson, 1919

Incertae sedis

Metoposaurus sp

_____________________________________________________________________________________

TEXAS

SITE NO 1

LUEDERS FORMATION

WICHITA GROUP

LEONARDIAN SERIES

UPPER ROTILEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: MICROSAURIA DAWSON, 1863

SUBORDER: TUDITANOMORPHA CARROLL & GASKILLL, 1978

Family: GYMNARTHRIDAE Case, 1910

Sparodus sp

_____________________________________________________________________________________

TEXAS

STEVE PIERCE’S PLACE

PETROLIA FORMATION (FORMERLY BELLE PLAINS FORMATION, MIDDLE WICHITA GROUP)

LOWER WICHITA GROUP

LAND-VERTEBRATE FAUNACHRON UPPER B

UPPER WOLFCAMPANIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: ANTHRACOSAURIA WATSON, 1917

SUBORDER: ANTHRACOSAURIA SAVE-SODERBRGH, 1934

Family: CRICOTIDAE Cope, 1884

Archeria crassidiscus

_____________________________________________________________________________________

TEXAS

NORTH SIDE OF BIG WICHITA RIVER

EARLY PERMIAN

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: ZATRACHEIDEA Cope, 1882

Family: ZATRACHYDIDAE Cope, 1882

*Dasyceps microphthalmus
= Zatrachys microphthalmus

_____________________________________________________________________________________

TEXAS

BIG WICHITIA RIVER

WICHITIA GROUP

LEONARDIAN SERIES

UPPER ROTILEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: MICROSAURIA DAWSON, 1863

SUBORDER: TUDITANOMORPHA CARROLL & GASKILLL, 1978

Family: PANTYLIDAE Case, 1911

Pantylus cordatus

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA Watson, 1917

Family: DIADECTIDAE Cope, 1880

Diadectes sp

_____________________________________________________________________________________

TEXAS

NEAR THE WICHITA

INDIAN CREEK

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: NECTRIDEA MIALL, 1875

Family: DIPLOCAULIDAE Cope, 1881

Diplocaulus sp

_____________________________________________________________________________________

TEXAS

VALE SITE

VALE FORMATION

MIDDLE CLEAR FORK GROUP

LAND-VERTEBRATE FAUNACHRON LOWER TO MIDDLE D

UPPER LEONARDIAN STAGE

UPPER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: NECTRIDEA MIALL, 1875

Family: DIPLOCAULIDAE Cope, 1881

Diplocaulus primus
= Peronedon primus

_____________________________________________________________________________________

TEXAS

TRINITY FORMATION

TRINITY GROUP

COMANCHEAN

LOWER CASHENRANCHIAN AGE

EARLY TO MIDDLE ALBIAN STAGE

MIDDLE GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: METAMESOSUCHIA HULKE, 1878

NEOSUCHIA CLARK, IN BENTON & CLARK, 1988

Family: BERNISSARTIIDAE Dollo, 1883

Bernissartia sp

_____________________________________________________________________________________

TEXAS

MIDDLE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: MAMMALIA LINNAEUS, 1758

SUBCLASS: PROTOTHERIA GILL, 1872

INFRACLASS: TRECHNOTHERIA McKENNA, 1975

LEGION: CLADOTHERIA McKENNA, 1975

SUBLEGION: ZATHERIA MCKENNA, 1975

INFRALEGION: TRIBOSPHENIDA (McKENNA, 1975) McKENNA & BELL, 1997

SUPERCOHORT: THERIA (PARKER & HASWELL, 1987) McKENNA & BELL, 1997

Incertae sedis

Gen sp indet.

_____________________________________________________________________________________

TEXAS

PALUXY FORMATION

COMANCHEAN

LOWER CASHENRANCHIAN AGE

EARLY TO MIDDLE ALBIAN STAGE

MIDDLE GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: MAMMALIA LINNAEUS, 1758

SUBCLASS: PROTOTHERIA GILL, 1872

INFRACLASS: TRICONODONTA OSBORN, 1888

ORDER: TRICONODONTIA, OSBORN, 1888

Family: TRICONODONTIDAE MARSH, 1887

Subfamily: ALTICONODONTINAE Fox, 1976

Astroconodon denisoni

_____________________________________________________________________________________

TEXAS

BLACK PEAKS FORMATION

BASE OF PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: EUSUCHIA emend HUXLEY, 1875

INFRAORDER: CROCODYLIA emend GMELIN, 1877

PARVORDER: BREVIROSTRES

Superfamily: ALLIGATORIDEA Buffetaut, 1985

GLOBIDONTA BROUCHU, 1999

Family: ALLIGATORIDAE Gray, 1844

Genus nova.

_____________________________________________________________________________________

TEXAS

PLEISTOCENE EPOCH

UPPER QUATERNARY SUBERA

UPPER CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: EUSUCHIA emend HUXLEY, 1875

INFRAORDER: CROCODYLIA emend GMELIN, 1877

PARVORDER: BREVIROSTRES

Superfamily: ALLIGATORIDEA Buffetaut, 1985

GLOBIDONTA BROUCHU, 1999

Family: ALLIGATORIDAE Gray, 1844

Subfamily: ALLIGATORINAE Gray, 1844 (sensu Kalin, 1940)

Tribe: ALLIGATORINI nova

Alligator mississippiensis

_____________________________________________________________________________________

TEXAS

SMU LOCALITY 226

TRINITY FORMATION

TRINITY GROUP

COMANCHEAN

LOWER CASHENRANCHIAN AGE

EARLY TO MIDDLE ALBIAN STAGE

MIDDLE GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LISSAMPHIBIA, HAECKEL, 1866?

SUPERORDER: SALIENTIA LAURENTI, 1768

Incertae sedis

Gen. sp indet.

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: METAMESOSUCHIA HULKE, 1878

NEOSUCHIA CLARK, IN BENTON & CLARK, 1988

Family: BERNISSARTIIDAE Dollo, 1883

Bernissartia sp

ORDER: EUSUCHIA emend HUXLEY, 1875

INFRAORDER: CROCODYLIA emend GMELIN, 1877

Incerate sedis

Gen. sp. indet.

_____________________________________________________________________________________

TEXAS

LSUMG VL-113

AGUJA FORMATION

JUDITHIAN AGE

LATE CAMPANIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LISSAMPHIBIA, HAECKEL, 1866?

ORDER: ALLOCAUDATA FOX & NAYLOR, 1982

Family: ALBANERPETONTIDAE Fox & Naylor, 1982

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

LSUMG VL-140

AGUJA FORMATION

JUDITHIAN AGE

LATE CAMPANIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LISSAMPHIBIA, HAECKEL, 1866?

ORDER: ALLOCAUDATA FOX & NAYLOR, 1982

Family: ALBANERPETONTIDAE Fox & Naylor, 1982

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

LSUMG VL-491

AGUJA FORMATION

JUDITHIAN AGE

LATE CAMPANIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LISSAMPHIBIA, HAECKEL, 1866?

ORDER: ALLOCAUDATA FOX & NAYLOR, 1982

Family: ALBANERPETONTIDAE Fox & Naylor, 1982

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: THECAGLOSSA COPE, 1890

PARVORDER: MONSTERSAURIA NORELL & GAO, 1977

Superfamily: VARANOIDEA Gray, 1827 (sensu Camp, 1923)

Family: MOSASAURIDAE Gervais, 1853

Subfamily: DOLICHOSAURIDAE Gervais, 1852

Tribe: DOLICHOSAURINI Gervais, 1852

Coniasaurus crassidens

_____________________________________________________________________________________

TEXAS

NORTH SULPHUR RIVER

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: THECAGLOSSA COPE, 1890

PARVORDER: MONSTERSAURIA NORELL & GAO, 1977

Superfamily: VARANOIDEA Gray, 1827 (sensu Camp, 1923)

Family: MOSASAURIDAE Gervais, 1853

Infrafamily: NATANIA

Subfamily: RUSSELLOSAURINAE Bell, 1993

Tribe: PLIOPLATECARPINI Dollo, 1884 (sensu Russell, 1967)

Platecarpus sp

Subfamily: TYLOSAURINAE Williston, 1897

Tylosaurus sp

Subfamily: MOSASAURINAE Gervais, 1853 (sensu Williston, 1897)

Tribe: MOSASAURINI Gervais, 1853 (sensu Russell, 1967)

Mosasaurus sp

Tribe: GLOBIDENTINI Dollo, 1924 (sensu Russell, 1967)

Globidens sp

_____________________________________________________________________________________

TEXAS

ONION CREEK

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: THECAGLOSSA COPE, 1890

PARVORDER: MONSTERSAURIA NORELL & GAO, 1977

Superfamily: VARANOIDEA Gray, 1827 (sensu Camp, 1923)

Family: MOSASAURIDAE Gervais, 1853

Incertae sedis

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

AZLE B LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELONOIDEA GAFFNEY & MEYLAN, 1988

Superfamily: DERMOCHELYOIDEA Willams, 1950

Family: TOXOCHELYIDAE Baur, 1895

Subfamily: LOPHOCHELYINAE Zangerl, 1953

Gen sp indet.

_____________________________________________________________________________________

TEXAS

SOUTH A LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELONOIDEA GAFFNEY & MEYLAN, 1988

Superfamily: DERMOCHELYOIDEA Willams, 1950

Family: TOXOCHELYIDAE Baur, 1895

Subfamily: LOPHOCHELYINAE Zangerl, 1953

Gen sp indet.

_____________________________________________________________________________________

TEXAS

GLASS LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: POLYCRPTODIRA GAFFNEY & MEYLAN, 1988

SUBORDER: PROCOELOCRYPTODIRA GAFFNEY & MEYLAN, 1988

INFRAORDER: CHELONOIDEA GAFFNEY & MEYLAN, 1988

Superfamily: DERMOCHELYOIDEA Willams, 1950

Family: TOXOCHELYIDAE Baur, 1895

Subfamily: LOPHOCHELYINAE Zangerl, 1953

Gen sp indet.

_____________________________________________________________________________________

TEXAS

GREENWOOD LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: CRYPTODIRA COPE, 1868

Family: SOLEMYDIDAE Lapparent & Murelaga, 1997

Naomichelys sp

_____________________________________________________________________________________

TEXAS

GRAVIN CHURCH LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: CRYPTODIRA COPE, 1868

Family: SOLEMYDIDAE Lapparent & Murelaga, 1997

Naomichelys sp

_____________________________________________________________________________________

TEXAS

WEATHERFORD LOCAL FAUNA

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: CHELONOMORPHA KUHN, 1960

SUPERCOHORT: TESTUDINES LINNAEUS, 1758

COHORT: CASICHELYDIA emend GAFFNEY & MEYLAN, 1988

MAGANORDER: CRYPTODIRA GAFFNEY & MEYLAN, 1988

SUPERORDER: SELMACRYPTODIRA GAFFNEY, HUTCHISON, JENKINS & MEEKR, 1987

GRANDORDER: DAIOCRYPTODIRA GAFFNEY & MEYLAN, 1988

MICRORDER: CENTROCRYPTODIRA GAFFNEY & MEYLAN, 1988

ORDER: CRYPTODIRA COPE, 1868

Family: SOLEMYDIDAE Lapparent & Murelaga, 1997

Naomichelys sp

_____________________________________________________________________________________

TEXAS

TWIN MOUTAINS, PALUXY AND ANTLERS FORMATION

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA DUMERIL & BIBRON, 1839

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA OPPEL, 1811

GRANDORDER: ASCALABOTA GILMORE, 1928

ORDER: IGUANIA LATREILLE, 1825

SUBORDER: DRACOMORPHA NORTHCUTT, 1978

INFRAORDER: TEIUMORPHA ALIFANOV, 2000

Family: GYMOPHTHALMID

Gen. Sp indet.

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: LEPTOGLOSSA COPE, 1900

SUBORDER: LYGOSOMORPHA ALIFANOV, 2000

Superfamily: SCINCOIDEA Oppel, 1811

Family:?

Incertae sedis

Gen. sp indet.

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: OPHISAUROMORPHA ALIFANOV, 2000

Family: ANGUIDAE Gray, 1825

Cf. Machaerosaurus

_____________________________________________________________________________________

TEXAS

COLORADO CITY MEMBER

DOCKUM FORMATION

CHINLE GROUP

OTISCHAKIEN

EARLY CARNIAN STAGE

LOWER LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

SUPERORDER: PARASUCHIMORPHA NOVA

ORDER: PARASUCHIA HUXLEY, 1875

Family: MYSTRIOSUCHIDAE Huene, 1915

Subfamily: MESORHININAE Huene, 1936

Parasuchus sp
= Palaeorhinus sp

Family: ANGISTORHINIDAE Huene, 1936

Subfamily: ANGISTORHININAE Huene, 1936 (sensu Camp, 1930)

Angistorhinus sp

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: PSEUDOSUCHIA ZITTEL 1887-1890

GRANDORDER: RAUISUCHIFORMES PARRISH, 1993

ORDER: AETOSAURIA NICHOLSON & LYDEKKER, 1889

Family: STAGONOLEPIDIDAE Lydekker, 1887

Subfamily: DESMATOSUCHINAE Huene, 1942

Longosuchus

Genus nova

_____________________________________________________________________________________

TEXAS

NW OF AMARILLO

CERITA DE LA CRUZ CREEK

DOCKUM FORMATION

CARNIAN-?RHAETIAN STAGE

LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: PSEUDOSUCHIA ZITTEL 1887-1890

GRANDORDER: RAUISUCHIFORMES PARRISH, 1993

ORDER: AETOSAURIA NICHOLSON & LYDEKKER, 1889

Family: STAGONOLEPIDIDAE Lydekker, 1887

Subfamily: DESMATOSUCHINAE Huene, 1942

Typothorax coccinarum

_____________________________________________________________________________________

NW TEXAS

PALADURO CANYON

DOCKUM FORMATION

CARNIAN-?RHAETIAN STAGE

LOWER LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

SUPERORDER: PARASUCHIMORPHA NOVA

ORDER: PARASUCHIA HUXLEY, 1875

Incertae sedis

*Palaeoctonus orthodon
= Nicrosaurus orthodon
*Palaeoctonus dumblianus
= Nicrosaurus dumblianus

_____________________________________________________________________________________

TEXAS

MARINE CREEK IN ROSEN HEIGHTS SECTION OF FT. WORTH

LONG STREET

ALBIAN STAGE

UPPER GALLIC SUBEPOCH

UPPERMOST EARLY CRETACEOUS EPOCH

MIDDLE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

NEODIAPSIDA: INCERTAE SEDIS

OR AMNIOTA: INCERTAE SEDIS

MAGANORDER: ICHTHYOPTERYGIA BAUR, 1887 emend nova

SUPERORDER: EOICHTHYOSAURIA MOTANI, 1999

GRANDORDER: ICHTHYOSAURIA EMEND BLAINVILLE, 1835

Incertae sedis

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

TERLINGUAL LOCAL FAUNA

CAMPANIAN STAGE

SENONIAN SUBEPOCH

UPPER GULF EPOCH

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: LEPTOGLOSSA COPE, 1900

SUBORDER: LYGOSOMORPHA ALIFANOV, 2000

Superfamily: SCINCOIDEA Oppel, 1811

Family: SCINCIDAE Gray, 1825

Estescincosaurus sp
= Sauricus sp

Gen. sp indet.

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: OPHISAUROMORPHA ALIFANOV, 2000

Family: ANGUIDAE Gray, 1825

Subfamily: GERRHONOTINAE McDowell & Bogert, 1954

cf. Gerrhonotus

INFRAORDER: XENOSAUIRA FURBRINGER, 1900

Family: XENOSAURIDAE Cope, 1886

Restes sp

SUBORDER: PLATYNOTA GILMORE, 1928

INFRAORDER: HELODERMOIDA COPE, 1900

Family: NECROSAURIDAE Hoffstetter, 1943

Gen. sp indet.

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: OPHISAUROMORPHA ALIFANOV, 2000

Family: ANGUIDAE Gray, 1825

Subfamily: GLYPTOSAURINAE Marsh, 1872

Tribe: MELANOSAURINI Sullivan, 1979

Odaxosaurus piger

Proxestops sp

_____________________________________________________________________________________

TEXAS

NORTH SULPHUR RIVER

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: THECAGLOSSA COPE, 1890

PARVORDER: MONSTERSAURIA NORELL & GAO, 1977

Superfamily: VARANOIDEA Gray, 1827 (sensu Camp, 1923)

Family: MOSASAURIDAE Gervais, 1853

Infrafamily: NATANIA

Subfamily: MOSASAURINAE Gervais, 1853 (sensu Williston, 1897)

Tribe: MOSASAURINI Gervais, 1853 (sensu Russell, 1967)

Clidastes sp

_____________________________________________________________________________________

TEXAS

TAYLOR FORMATION

LATE CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: NEODIAPSIDA BENTON, 1985

LEGION: LEPIDOSAUROMORPHA BENTON, 1983

SUBLEGION: LEPIDOSAURIA HAECKEL, 1866 (DUMERIL & BIBRON, 1839)

MAGNORDER: SQUAMATA, OPPEL, 1811

SUPERORDER: LACERTILIA OWEN, 1842

GRANDORDER: SCINCOGEKKONOMORPHA SUKHANOV, 1961

MICRORDER: SCINCOMORPHA CAMP, 1923

ORDER: ANGUIMORPHA FURBRINGER, 1900

SUBORDER: DIPLOGLOSSA COPE, 1864

INFRAORDER: THECAGLOSSA COPE, 1890

PARVORDER: MONSTERSAURIA NORELL & GAO, 1977

Superfamily: VARANOIDEA Gray, 1827 (sensu Camp, 1923)

Family: MOSASAURIDAE Gervais, 1853

Infrafamily: NATANIA

Subfamily: TYLOSAURINAE Williston, 1897

Tylosaurus proriger

Subfamily: MOSASAURINAE Gervais, 1853 (sensu Williston, 1897)

Tribe: GLOBIDENTINI Dollo, 1924 (sensu Russell, 1967)

Globidens dakotensis

_____________________________________________________________________________________

TEXAS

BLACK PEAKS FORMATION

BASE OF PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: EUSUCHIA emend HUXLEY, 1875

INFRAORDER: CROCODYLIA emend GMELIN, 1877

PARVORDER: BREVIROSTRES

Superfamily: CROCODILOIDEA Cuvier, 1807 (sensu Fitzinger, 1826)

Family: CROCODYLIDAE Cuvier, 1807

Subfamily: CROCODYLIDINAE Cuvier, 1807

Genus nova.

_____________________________________________________________________________________

TEXAS

OTISCHALKIAN

LATE CARNIAN STAGE

LOWER LATE TRIASSIC EPOCH

LATE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: THEROPODA EMEND MARSH, 1881

ORDER: Incertae sedis

Gen. sp indet.

_____________________________________________________________________________________

TEXAS

COMANENCHEN

EARLY CRETACEOUS

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUBLEGION: DINOSAUROMORPHA BENTON & NORMAN IN BENTON, 1985

INFRALEGION: DINOSAURIFORMES NOVAS, 1992

SUPERCOHORT: DINOSAURIA OWEN, 1842

COHORT: THEROPODA EMEND MARSH, 1881

AVEPODA PAUL, 2002

SUPERORDER: NEOTHEROPODA BAKKER, 1986

GRANDORDER: TETANURAE GAUTHIER, 1986

MICRORDER: COELUROSAURIA HUENE, 1914

ORDER: MANIRAPTORFORMES HOLTZ, 1996

AVETHEROPODA PAUL, 2001

AVEPECTORA PAUL, 2001

SUBORDER: MANIRAPTORA GAUTHIER, 1986

INFRAORDER: PARVES SERENO, 1997

PARVORDER: DEINONYCHOSAURIA COLBERT & D. A. RUSSELL, 1969

Family: DROMAEOSAURIDAE Russell, 1969

Incerate sedis

Gen. sp indet.

COHORT: ORNITHISCHIFORMES COOPER, 1985

MAGNORDER: ORNITHISCHIA SEELEY, 1888

SUPERORDER: NEORNITHISCHIA COOPER, 1985

GRANDORDER: ORNITHOPODA MARSH, 1871

MICRORDER: EUORNITHOPODA SERENO, 1986

ORDER: IGUANODONTIA DOLLO, 1888

SUBORDER: ANKYLOPOLLEXIA SERENO, 1986

INFRAORDER: STYRACOSTERNA SERENO, 1986

PARVORDER: HADROSAURIFORMES SERENO, 1997

Superfamily: IGUANODONTIDEA Cope, 1869 (sensu Sereno, 1986)

Family: IGUANODONTIDAE Cope, 1869

Incertae sedis

Gen. sp indet.