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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:

UCMP 3001: Top of skull, restoration.

UCMP 3418: Fragment of jaw showing teeth.

UCMP 3029: Lower jaw.

UCMP 9683: Vertebra showing supraneural canal.

UCMP 3419: Humerus.

UCMP 3420: Humerus of a juvenile.

UCMP 3423: Ulna.

UCMP 3424: Radius.

UCMP 3422: Scapula.

UCMP 3366: Femur.

UCMP 3426: Femur.

UCMP 3426: Fibula.

UCMP 3425: Tibia.

UCMP 3044: Ilium.

UCMP 3247: Pubis.

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CASE,

Locality: Vermilion County, Illinois.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

Number: Not given: Several phalanges.

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FOREMAN & MARTIN, 1988

Locality: Robinson locality, sec. 34, T2S, R18E, Brown County, Kansas.

Horizon: Solider Creek Shale Member of Bern Limestone.

Biostratigraphy:

Age: Late Pennsylvanian.

Material:

Number: Not given: