Species: seltina OLSON, 1962
Etymology:
Holotype: CNHM UR 618
Locality: Kahn Quarry, Loc. KAC, Driver Ranch, Upper San Angelo, Knox County, Texas.
Horizon: Member?, San Angelo Formation, Lower Pease River Group.
Biostratigraphy: Land-vertebrate faunachron lower E.
Age: Lower Guadalupian Stage, Upper Rotliegendes Epoch, Early Permian.
Material: Partial lower jaw with dentition.
Referred Material:
FMNH UR 501: Upper Tooth Plate.
FMNH UR 617: Partial skull and jaw.
FMNH UR 627: Side wall of back part of skull.
FMNH UR 717: Palate with teeth.
Locality: KZ, Upper San Angelo, Knox County, Texas.Horizon: Flower Pot red shale.
Biostratigraphy:
Age: Early Late Permian.
Material:
FMNH UR 562: Parts of jaw, postcranium and fragments.
Locality: Alexander Ranch, Loc. KR, Upper San Angelo, Knox County, Texas.
Horizon: Flower Pot Formation.
Biostratigraphy:Age: Early Late Permian.
Material:
FMNH UR 261: Partial tooth plate.
FMNH UR 262: Partial skull and lower jaws badly crushed.