Locality KN (San Angelo Fm.) (Permian to of the United States)

Also known as Little Croton Creek; MacFayden Ranch; JR Pasture

Where: Knox County, Texas (33.5° N, 100.0° W: paleocoordinates 2.5° N, 29.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: San Angelo Formation (Pease River Group), Kungurian to Kungurian (279.3 - 268.8 Ma)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; gypsiferous, green, sandy shale and conglomerate

• for details see Olson (1962 p. 111)

Size class: macrofossils

Primary reference: E. C. Olson. 1962. Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R. Transactions of the American Philosophical Society, New Series 52(2):1-224 [J. Mueller/J. Dummasch/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 80729: authorized by Johannes Mueller, entered by Jana Dummasch on 06.05.2008, edited by Torsten Liebrecht

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Eureptilia - Captorhinidae
"Rothia multidonta" = Rothianiscus multidonta
"Rothia multidonta" = Rothianiscus multidonta Olson and Beerbower 1953 eureptile
CNHM UR 131
Osteichthyes
 Synapsida - Tappenosauridae
Tappenosaurus magnus n. gen. n. sp.
Tappenosaurus magnus n. gen. n. sp. Olson and Beerbower 1953 synapsid
CNHM UR 143 (type)
 Caseasauria - Caseidae
Cotylorhynchus hancocki Olson and Beerbower 1953 synapsid
CNHM UR 144 (originally referred to Tappenosaurus magnus)
Angelosaurus dolani n. gen. n. sp. Olson and Beerbower 1953 synapsid
CNHM UR 149 (type)