Genus: Diadectes COPE, 1878
Etymology:
= Animasaurus CASE & WILLISTON, 1912
Etymology:
= Bolobodon COPE, 1896
Etymology:
= Chilonyx COPE, 1883
Etymology:
= Diadectoides CASE, 1911
Etymology:
= Empedias COPE, 1881
Etymology:
= Empedocelis COPE, 1878
Etymology:
= Metamosaurus COPE, 1878
Etymology:
= Metarmosauru COPE, 1878 (sic)
= Nothodon MARSH, 1878
Etymology:

Species: sideropelicus COPE, 1878
Etymology:

Holotype: AMNH 4360

Locality: 5 miles South of Dundee, near Woodrum Ranch House, Northeast corner, Sec. A1195 SPRP Survey, Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material: Fragment of a left lower jaw with but 2 perfectly preserved teeth and 2 broken ones, and some fragmentary vertebrae.

Neotype: FMNH UR 27: Skull and lower jaws, a complete series of presacral vertebrae, complete scapulo-coracoids, a clavicle, and well-preserved ribs.

Referred material:

BERMAN, SUMIDA & LOMBARD, 1992

Locality: Archer County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

AMNH 4839: Nearly complete skull without lower jaws.

AMNH 4532: Partial skull without lower jaws.

FMNH UR27 (formerly MCZ 1105): Nearly complete skull without lower jaws, presacral column and pectoral girdle.

 


Locality: Baylor County, Texas.

Horizon: Petrolia Formation (formerly Belle Plains Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron upper B.

Age: Upper Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

FMNH 1177: Skull, pelvis, 15 dorsal vertebrae and ribs.

 

LYDEKKER, 1889

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

BMNH R 575 a: Part of left maxilla.

BMNH R 575b: Smaller fragment of left maxilla.

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Species: lentus (MARSH, 1878)
Etymology:
= Nothodon lentus MARSH, 1878
= Bolobodon lentus (MARSH, 1878)

Holotype: YPM

Locality: New Mexico.

Horizon: Abo Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Fragmentary skull and limb bones.

Referred material:

BERMAN, 1993

Locality: Arroyo de Agua Locality, New Mexico.

Horizon: Upper Cutler Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

Number: Not given:

 


Locality: Poelo Creek in Rio Arriba County, New Mexico.

Horizon: Baldwin bone beds.

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given: Skull.

 

CASE & WILLISTON, 1912

Locality: Northern New Mexico.

Horizon: Upper Cutler Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material:

CNHM UC 675: Skull.

?Nothodon lentus HUENE, 1913

Locality: Coffee Creek, Baylor County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4378: Fragmentary skull.

WELLES, 1941

Locality: Locality UCMP V-3431, Anderson Quarry, 1.3 km southwest of the type locality of Stegotretus agyrus, 3/4 of a mile S55'W of Loma Salazar in a small gulch some 1,385 yards S14'W of the Rio Pueroc Bridge SE 1/4, NW 1/4, SW 1/4,just above massive sandstone lens one mile above confluence of Rio Puerco and Poleo Creek, and 1/4 miles east of Rio Puerco, SW 1/4, Sec. 8, T22N, R3E, near Arroyo del Agua, Rio Arriba County, New Mexico.

Horizon: Upper part of the El Cobre Canyon Formation, Cutler Group (Cutler Formation, Abo Formation).

Biostratigraphy:

Age: Wolfcampanian stage, Upper Rotliegendes Epoch, Early Permian.

Material:

UCMP 33903: Right mandible.

UCMP 22904: Right mandible.

UCMP 33905: Vertebra.

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Species: molaris (COPE, 1878)
Etymology:
= Empedias molaris COPE, 1878
= Empedocelis molaris (COPE, 1878)

Holotype: AMNH 4347

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Fragment containing 2 large teeth and the base of a third.

Paratypes: AMNH 4350: A fairly complete skull lacking the basioccipital region.

Referred material:

HUENE, 1913

Locality: Coffee Creek, Baylor County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4352: Fragmentary skull.

AMNH 4838: Fragmentary skull.

AMNH 4370: Fragmentary skull.

 

LYDEKKER ,1889

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

BMNH R 572: Imperfect dorsal vertebra.

BMNH R 613: Part of left maxilla and 5 posterior check teeth.

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Species: phaseolinus COPE, 1880
Etymology:
= Empedias phaseolinus (COPE, 1880)

Holotype: AMNH 4349

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Maxillary bones of 3 animals and the mandible with most of the tooth line of a fourth, a maxillary and a single vertebra.

Referred material:

CASE, 1911

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4684: Fragmentary skeleton.

 

CASE, 1905

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

MCZ 1075: Skull and skeleton lacking feet.

MCZ 1076: The anterior portion of a skull with complete right half of the lower and a portion of the vertebral column.

MCZ 1077: Sacrum and 7 presacral vertebrae of a much larger specimen.

MCZ 1078: Skull.

MCZ 62. Imperfect skeleton showing the caudal region and some of the limb and foot bones.

 

CASE

Locality: Godlin Creek, Archer County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

AMNH 4839: Skull lacking premaxillaires, the articular portion of the left quadrate and lower jaws.

AMNH 4684: Skeleton.

 

LYDEKKER, 1889

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

BMNH R 575: Fragment of left maxilla.

 

ROMER & BYRNE, 1921

Locality: East Coffee Creek, Baylor County, Texas.

Horizon: Very bottom of the Clear Fork.

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given: Partial skeleton.

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Species: fissus COPE, 1883
Etymology:

Holotype: AMNH 4348

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: 2 individuals, a maxillary with dentition and a fragmentary skull.
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Species: biculminatus COPE, 1896
Etymology:

Holotype: AMNH 4374

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: A fragment of a mandible with 2 complete teeth.
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Species: tenuitectus (COPE, 1896)
Etymology:
= Bolobodon tenuitectus COPE, 1896

Holotype: AMNH 4375

Locality: Wichita Basin, ?Coffee Creek, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Right half of a skull.

Referred material:

BERMAN & HENRICI, 2003

Locality: Near East Coffee Creek, Baylor County, Texas.

Horizon: Clear Fork Group.

Biostratigraphy:

Age: Early Permian.

Material:

FMNH UR345: A partial skeleton of a very large individual.

 

ROMER

Locality: Unknown, but presumably from the Coffee Creek region of Baylor County, Texas.

Horizon: Arroyo Formation, Lower Clear Fork Group.

Biostratigraphy: Land-vertebrate faunachron lower D.

Age: Middle Leonardian stage, upper Rotliegendes, Early Permian.

Material:

MCZ 1035: Skull and skeleton.

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Species: maximus CASE, 1911
Etymology:

Holotype: AMNH 4392

Locality: Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: 3 large lumbar vertebrae.

Referred material:

AMNH Cope Collection 4361: Femur.

AMNH 4838: Anterior caudal vertebra.

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Species: certin (CASE, 1911)
Etymology:
= Diadectoides certin CASE, 1911

Holotype: FMNH UC 650

Locality: Indian Creek, northeast of Vernon Road, Texas.

Horizon: Clear Fork Formation.

Biostratigraphy:

Age: Early Permian.

Material: Fragmentary skeleton.
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Species: carinatus (CASE & WILLISTON, 1912)
Etymology:
= Animasaurus carinatus CASE & WILLISTON, 1912

Holotype: YPM 1107

Locality: Animas, Hidaglo County, New Mexico.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Fragmentary skull.
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Species: huenei BROOM, 1914
Etymology:

Holotype: AMNH 4352

Locality:

Horizon:

Biostratigraphy:

Age:

Material: Skull.

Referred material:

AMNH 4378: Fragmentary skull.

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Species: sanmiquelensis LEWIS & VAUGHN, 1965
Etymology:

Holotype: MCZ 2989

Locality: Localty 10, Placerville area, 1/10 to 3/4 mile wide on both sides of the San Miguel River for 4 miles upstream and 4 miles downstream from the town of Placerville, San Miguel County, Colorado.

Horizon: Upper Cutler Formation, approximately 152 to 158 meters below the top of the Cutler Formation.

Biostratigraphy:

Age: Wolfcampian Stage, Lower Rotliegendes Epoch, Early Permian.

Material: Fragmentary skull, dentary and fragmentary skeleton.
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Species: absitus SUMIDA, BERMAN & MARTENS, 1992
Etymology: Latin, absitus, meaning distant, apart, or remote, referring to its distant occurrence form all other known members of the genus that occur in North America.

Holotype: Museum der Natur Gotha, Inv.-Nr. MNG 8747

Locality: Bromacker Locality in the middle of the Thuringian Forest near Gotha, Thuringen State, Central Germany.

Horizon: Tambach Formation.

Biostratigraphy:

Age: Lowermost unit of the upper Rotliegend Epoch, Early Permian.

Material: Well-preserved skull.

Referred material:

MNG 7721, 8978: Greater portions of articulated and partially articulated, prespectively, postcranial skeletons.

BERMAN & HENRICI, 2003

MNG 10650: An isolated, partial, articulated right pes and crus.