TEXAS

BAYLOR COUNTY

LAKE KEMP

CLEAR FORK FORMATION

LEONARDIAN

HESSIAN

LOWER ARTINSKIAN STAGE

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

ICHNOSTEM: TETRAPODIPIDA NOVA

ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA

ICHNOCLASS: AMPHIBIPIDIDA NOVA

ICHNOSUBCLASS: LABYRINTHODONTIPIPIDII NOVA

ICHNOORDER: RHACHITOMIPEDIDA NOVA

ICHNOPARVORDER: EDOPIFORMIPEDIDA NOVA

ICHNOSUBORDER: EDOPSOIDIPIDEA NOVA

Ichnosuperfamily: EDOPIDIPIDIDAE Nova

Ichnofamily: BATRACHICHNIDAE Haubold, 1970 emend

Batrachichnus sp

ICHNOINFRAORDER: TRIMERORHACHOIDIPIDII NOVA

Ichnosuperfamily: ERYOPOIDIPIDEA Nova

Ichnofamily: ERYOPSIDAE emend Haubold, 1971

Limnopus sp

ICHNOSUBCLASS: REPTILIOMORPHIPEDIDII NOVA

ICHNOORDER: SEYMOURIAMORPHIPEDIDII NOVA

ICHNOSUBORDER: SEYMOURIDIPEDIDANOVA

Ichnosuperfamily: KOTLASSOIDIPEDIDAE Nova

Ichnofamily: DISCOSAURISCIDAE emend HAUBOLD, 1971

Amphisauropus latus
Amphisauropus imminutus

Hyloidichnus sp

ICHNOCLASS: REPTILIPEDIA VIALOV, 1966

ICHNOSUBCLASS: PARAREPTILIPEDIA NOVA

ICHNOINFRACLASS: SAUROPSIDIPEDIDI NOVA

ICHNOORDER: COTYLOSAURIPEDII EMEND VIALOV, 1966

Incertae sedis

Varanopus sp

ICHNOSUBCLASS: DIAPSIDIPIDII NOVA

ICHNOORDER: ARAEOSCELIDIPEDIDA EMEND HAUBOLD, 1971

Family: Incerate sedis

Dromopus sp

ICHNOSUBCLASS: SYNAPSIDIPIDA NOVA

ICHNOSUBCLASS: SYNAPSIDIPIDA NOVA

ICHNOORDER: PELYCOSAURIIPEDII NOVA

ICHNOSUBORDER: EUPELYCOSAURIPEDII NOVA

ICHNOINFRAORDER: OPHIACHODONTIIPEDIA NOVA

Ichnofamily: OPHIACODONTIDEDIDIA NOVA

Gilmoreichnus sp

ICHNOINFRAORDER: EDAPHOSAURIPEDA NOVA

Incertae sedis

Ichniotherium sp

ICHNOINFRAORDER: DIMETRODONTOMORPHIPIDA NOVA

Ichnofamily: SPHENACODONTIDPEDIA emend HAUBOLD, 1971

Dimetropus sp

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TEXAS

BAYLOR COUNTY?

UNKNOWN

?ARROYO FORMATIO

CLEAR FORK GROUP

ARTINSKIAN STAGE

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: MICROSAURIA DAWSON, 1863

SUBORDER: MICROBRACHOMORPHA CARROLL & GASKILL, 1978

Family: BRACHYSTELECHIDAE Carroll & Gaskill, 1978

*Quasicaecilia texana

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

*Labidosaurus broilii
= Labidosaurus hamatus

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TEXAS

BAYLOR COUNTY

BUSHY CREEK

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: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

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

Family: TREMATOPIDAE Williston, 1910

Acheloma cumminsi
= *Trematops milleri

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TEXAS

PROBABLY FROM BAYLOR FORMATION

CLEAR FORK GROUP

ARTINSKIAN STAGE

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LEPOSPONDYLI ZITTEL, 1888

ORDER: MICROSAURIA DAWSON, 1863

Incertae sedis

Gen. sp indet.

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TEXAS

TEXAS

BAYLOR COUNTY

EAST COFFEE CREEK

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: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

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

Family: TREMATOPIDAE Williston, 1910

Acheloma cumminsi
= Trematops milleri


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BAYLOR COUNTY

WEST COFFEE CREEK

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: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

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

Family: TREMATOPIDAE Williston, 1910

Acheloma thomasi
= Trematops thomasi
*Acheloma willistoni
= Trematops willistoni

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

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TEXAS

BAYLOR COUNTY

INDIAN CREEK

UPPERMOST ARROYO

CLEAR FORK GROUP

ARTINSKIAN STAGE

OR LOWER MOST 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: CASEASAURIA WILLISTON, 1912

Family: CASEIDAE Williston, 1912

*Casea broilii

SUBORDER: EUPELYCOSAURIA KEMP, 1982

INFRAORDER: OPHIACHODONTIA NOVA

Family: VARANOPIDAE emend Romer & Price, 1940, REISZ & DILKES, 2003

Subfamily: VARANODONTINAE Reisz & Berman, 2001

Varanops sp

INFRAORDER: EDAPHOSAURA NOVA

Family: EDAPHOSAURIDAE Cope, 1882

Edaphosaurus sp

Gen. sp indet.
= Naosaurus

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TEXAS

BAYLOR COUNTY

NORTH OF SEYMOUR

CLEAR FORK FORMATION

CLEAR FORK GROUP

ARTINSKIAN STAGE

LOWER 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)

Labidosaurus hamatus

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