COLORADO

SAN MIGUEL COUNTY

1/10 TO 3./4 M WIDE ON BOTH SIDES OF THE SAN MIGUEL RIVER

UPPER CUTLER FORMATION

WOLFCAMPANIAN STAGE

UPPER LOWER TO LOWER MIDDLE 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 grandis
= Ophiacodon grandis
= Eryopsoides grandis

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

Family: DISSOROPHIDAE Boulenger, 1902

Platyhystrix rugosus
= Ctenosaurus rugosus

NEOTETRAPODA

SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934

ORDER: SEYMOURIAMORPHA WATSON, 1917

SUBORDER: LEPTOROPHIDA IVAKNENKO, 1987

Family: ENOSUCHIDAE Konzukova, 1955

Gen et species nova

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COLORADO

SAN MIGUEL COUNTY

APPROXIMATELY 1.9 KM FROM LOCALITY 10

72° AND 772 METERS EAST OF PLACERVILE

LOCALITY 4

UPPER CUTLER FORMATION

APPROXIMATELY 24-27 METERS BELOW THE TOP OF THE CUTLER FORMATION

WOLFCAMPIAN 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

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA WATSON, 1917

INCERTAE SEDIS

Limnoscelops longifemur

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COLORADO

SAN MIGUEL COUNTY

PLACERVILLE AREA

LOCALITY 10

CUTLER FORMATION

WOLFCAMPIAN

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

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA Watson, 1917

Incertae sedis

*Limnoscelops longifemur

Family: DIADECTIDAE Cope, 1880

*Diadectes sanmiquelensis

SUPERORDER: EUREPTILIA OLSON, 1947

ORDER: CAPTORHINOMORPHA WATSON, 1917

Gen. sp indet.

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COLORADO

SAN MIGUEL COUNTY

2.5 KM FROM THE TYPE LOCALITY OF CUTLERIA

CUTLER FORMATION

WOLFCAMPIAN

LOWER 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: HAPTODONTINAE Romer & Price 1940

Genus nova

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 1

CUTLER FORMATION

WOLFCAMPIAN

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

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 sp

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 2

NEAR PLACERVILLE

CUTLER FORMATION

WOLFCAMPIAN

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

Incertae sedis

Gen. sp indet.

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 9

NEAR PLACERVILLE

CUTLER FORMATION

WOLFCAMPIAN

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

Incertae sedis

Gen. sp indet.

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 12

NEAR PLACERVILLE

CUTLER FORMATION

WOLFCAMPIAN

LOWER ROTLIEGENDES EPOCH

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: SYNAPSIDA OSBORN, 1903

ORDER: PELYCOSAURIA COPE, 1878

Incertae sedis

Gen. sp indet.

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 3

CUTLER FORMATION

WOLFCAMPIAN

LOWER 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: HAPTODONTINAE Romer & Price 1940

*Cutleria wilmarthi

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 5

CUTLER FORMATION

WOLFCAMPIAN

LOWER 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: EOTHYRIDIDAE Romer & Price, 1940

Vaughnictis smithae
 = *Mycterosaurus? smithae

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 11

CUTLER FORMATION

WOLFCAMPIAN

LOWER 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: EOTHYRIDIDAE Romer & Price, 1940

*Vaughnictis smithae
 = *Mycterosaurus? smithae

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COLORADO

SAN MIGUEL COUNTY

LOCALITY 16

CUTLER FORMATION

WOLFCAMPIAN

LOWER 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

Varanosaurus sp

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