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 | |
"Knightites (Retispira) modesta" = Retispira modesta
"Knightites (Retispira) modesta" = Retispira modesta Girty 1909 snail | |
Warthia welleri Yochelson 1960 snail |