B.E.G. 220-T-1 (Q-4), 1 mile ENE of Abilene Railway station (Permian of the United States)

Where: Taylor County, Texas (32.5° N, 99.7° W: paleocoordinates 1.4° N, 29.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Clear Fork Formation, Kungurian (279.3 - 272.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

Size class: macrofossils

Collected by August H. Kemp

• Repository: Bureau of Economic Geology, The University of Texas

Primary reference: F. B. Plummer and G. Scott. 1937. Upper Paleozoic ammonites in Texas. The University of Texas Bulletin 3701:1-516 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 81134: authorized by Matthew Clapham, entered by Matthew Clapham on 07.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Goniatitida - Perrinitidae
"Perrinites kempae n. sp." = Perrinites hilli
"Perrinites kempae n. sp." = Perrinites hilli Smith 1903 ammonite
 Prolecanitida - Medlicottiidae
Medlicottia arroyoensis n. sp.
Medlicottia arroyoensis n. sp. Plummer and Scott 1937 ammonite