Species: witteri LAURIN, 1991
Etymology:

Holotype: MCZ 1474

Locality: Archer City Bonebed, one mile south-west of Archer City, Archer County, North Central 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: Fragmentary skull, posterior cervical thorough anterior caudal vertebrae and parts of forelimb and hindlimb.

Referred material:

JOHNSON, 2012

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:

SMU :

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