Where: Texas (31.8° N, 105.9° W: paleocoordinates 3.5° N, 34.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Bone Spring Formation, Kungurian (279.3 - 272.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
Size class: macrofossils
Preservation: replaced with silica
Reposited in the AMNH
Primary reference: E. L. Yochelson. 1956. Permian Gastropoda of the southwestern United States. 1. Euomphalacea, Trochonematacea, Pesudophoracea, Anomphalacea, Craspedostomatacea, and Platyceratacea. Bulletin of the American Museum of Natural History 110(3):173-276 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 81699: authorized by Matthew Clapham, entered by Matthew Clapham on 11.07.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Omphalotrochus obtusispira Shumard 1859 snail | |
Sallya bicincta Yochelson 1956 snail | |
Straparollus (Euomphalus) cornudanus Shumard 1859 snail | |
"Retispira eximia" = Yochelsonellisa eximia3
| |
| |
Bivalvia | |
Cassiavellia galtarae n. gen.2
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