PU4, Apache Canyon, Sierra Diablo (Permian of the United States)

Where: Texas (31.5° N, 104.9° W: paleocoordinates 2.8° N, 34.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Victorio Peak Member (Bone Spring Formation), Kungurian (279.3 - 272.3 Ma)

• Upper beds of Victorio Peak gray member

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the AMNH

Primary reference: E. L. Yochelson. 1960. Permian Gastropoda of the southwestern United States. 3. Bellerophontacea and Patellacea. Bulletin of the American Museum of Natural History 119(4):208-293 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121485: authorized by Matthew Clapham, entered by Matthew Clapham on 05.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Bellerophontida - Bellerophontidae
"Knightites (Retispira) modesta" = Retispira modesta
"Knightites (Retispira) modesta" = Retispira modesta Girty 1909 snail
 Bellerophontida - Euphemitidae
Warthia welleri Yochelson 1960 snail