Genus: Archeria CASE, 1915
Etymology:
= Cricotus COPE, 1884

Species: crassidisca (COPE, 1884) CASE, 1915
Etymology:
= Cricotus crassidiscus COPE, 1884

Holotype: AMNH 4552

Locality: Near Deep Red run, Cotton County, Oklahoma.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material: Fragmentary skull.

Cotypes:

AMNH 4550, 4550a

Locality: Brier Creek Bone bed, Ranch of Mer. Estell, about 12 miles south of Dundee, a little east of a road between Dundee and Archer City, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material: Fragmentary skulls.

Referred material:

AMNH 4551: Skull.

MCZ 1176: Several hundred isolated vertebral elements, including a number of coossifided neural arch-pleurocentrum units from large individuals.

MCZ 1534: Lower jaw.

MCZ 6987: Two articulated caudal vertebrae.

MCZ 7500: Two isolated sacral ribs.

CLARK & HOLMES, 1988

MCS 2505: Plaster cast of braincase (original specimen FMNH UC 871).

 


Locality: Steve Pierce's Place, 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 7125: Fragmentary skull.

 

Locality: Grayback, Wilbarger County, Texas.

Horizon: Lower to middle Waggoner Ranch Formation (formerly Clyde Formation, upper Wichita Group) Upper Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower to middle C.

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

Material:

MCZ 6470: Fragmentary skull.

 

Locality: Geraldine Bone Bed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material:

MCZ 2045: Fragmentary skull and fragmentary skeleton.

MCZ 2046: Skull and skeleton.

MCZ 2047: Fragmentary skull and lower jaw, and fragmentary skeleton.

MCZ 2049: Skull and fragmentary skeleton.

MCZ 2050: Several hundred isolated vertebral elements.

MCZ 2051: Poorly persevered skull roof and jugal.

MCZ 2052: Skull roof and braincase.

MCZ 2054: Pterygoid.

MCZ 2055: Partial pterygoid.

MCZ 2056: Partial pterygoid.

MCZ 2060: Lower jaw ramus.

MCZ 2061: Lower jaws.

MCZ 2063: Fragmentary skull roof and left lower jaw.

MCZ 2064: Anterior parts of two right jaw rami and right maxilla.

MCZ 2069: 12 posterior caudal vertebrae.

MCZ 2071: Posterior part of a lower jaw.

MCZ 2072: Fragmentary skull and fragmentary skeleton.

MCZ 2225: Several dozen isolated central elements.

MCZ 2510: Three isolated sacral ribs.

MCZ 6986: Sacral rib.

CLARK & HOLMES, 1988

MCZ 6985: Isolated basisphenoid.

MCZ 8935: Isolated parasphenoid-basispheniod complex.

 

SANDER, 1989

Locality: Archer City Bonebed 1, Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

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

Material:

Number: Not given: Jaw.


Locality: Archer City Bonebed 3 (SMU locality 494), Archer County, Texas.

Horizon: Upper Archer City Formation (formerly Putnam Formation, Wichita Group), upper Bowie Group.

Biostratigraphy: Land-vertebrate faunachron upper A.

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

Material:

Number: Not given: Vertebrae.

 

Locality: Coprolite Bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material:

Number: Not given: Vertebral centra.

 

Locality: Loftin Bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material:

Number: Not given: Vertebrae.

 

Locality: Rattlesnake Canyon Bonebed 2, Archer County, Texas.

Horizon: Nocona Formation (Admiral Formation).

Biostratigraphy:

Age: Latest Wolfcampain Series, Sakmarian stage, Wichita Group, Leonardian stage, upper lower to lower middle Rotilegendes Epoch, Early Permian.

Material:

Number: Not given: Vertebral centra and jaw.

 

JOHNSON, 1992

Locality: Archer City Bone Bed 3, Archer County, Texas.

Horizon: Lower Archer City Formation (formerly Moran Formation, Lower Wichita Group), middle Bowie Group.

Biostratigraphy: Land-vertebrate faunachron middle A.

Age: Lower Wolfcampanian stage, Lower Rotilegendes Epoch, Early Permian.

Material:

Number: Not given:

 

= Cricotus hypantricus COPE, 1886
Etymology:

Holotype: AMNH 4552

Locality: Unknown, Near Iowa Park, Wichita County, Texas.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material: Vertebrae.

 

= Archeria robinsoni CASE, 1915
Etymology:

Holotype:

Locality: Rock Quarry, NW 1/4, Sec.16, T26N, R2W, Eddy, Northern Oklahoma.

Horizon: Wellington Formation (Garber Formation), Summer Group, Arbuckle limestone, (Probably equivalent to the Arroyo Formation of Texas).

Biostratigraphy:

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

Material: Fragmentary lower jaw.

Referred material:

Number: Not given: Centra.

 

OLSON, 1967

Locality: Mc Cann Quarry Site, the quarry is on Deer Creek, 8 miles west and 4 miles south of Blackwell (about 9 miles southwest in a direct line) and 2.5 miles northeast of Eddy, NE 1/4, sec. 16 and SW 1/4, sec. 9, T26N, R2W, in Kay County, Oklahoma.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

OUSM 2-1-S2: Fragmentary skull, pelvis and shoulder girdle.

OUSM 2-1-S19: Fragmentary skull.

OUSM 2-0-S28: Well-preserved half skull.

OUSM 2-14-S1: Girdle fragment.

 

= Archeria victori STOVALL, 1948
Etymology:

Holotype: UM 3246

Locality: Brier Creek Bone bed, Ranch of Mer. Estell, about 12 miles south of Dundee, a little east of a road between Dundee and Archer City, Archer County, Texas.

Horizon: Lowermost Petrolia Formation (formerly Upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron middle B.

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

Material: Humerus, and two other humeri.

Referred material:

CASE, 1915

Locality: Brier Creek Bone bed, Ranch of Mer. Estell, about 12 miles south of Dundee, a little east of a road between Dundee and Archer City, Archer County, Texas.

Horizon: Lowermost Petrolia Formation (formerly Upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron middle B.

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

Material:

3246: Fragmentary left humerus.

 

SANDER, 1987

Locality: Geraldine Bonebed, Archer County, Texas.

Horizon: Nocona Formation (formerly lower to lower upper Admiral Formation, middle Wichita Group), Lower Wichita Group.

Biostratigraphy: Land-vertebrate faunachron lower B.

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

Material:

MCZ 2047: Skeleton.

Skull, fragmentary skeleton, skeleton, vertebral column, skull, skeleton missing tail, complete skull and skeleton.

WILLISTON,

No. 803: Dentary.