Where: White Pine County, Nevada (39.5° N, 115.4° W: paleocoordinates 3.6° N, 43.8° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Cravenoceras hesperium zone, Diamond Peak Formation, Pendleian (330.9 - 327.0 Ma)
• JA: ammonoid zone is "early Namurian" = Serpukhovian and "equivalent to the lower part of foraminiferal Zone 18" of Mamet and Skipp 1970, which is early Serpukhovian = Pendleian
• bed-level stratigraphic resolution
Environment/lithology: shallow subtidal; poorly lithified, pebbly, sandy, calcareous limestone
Reposited in the USGS
Collection methods: mechanical,
Primary reference: M., J.r. Gordon and E. L. Yochelson. 1983. A gastropod fauna from the Cravenoceras hesperium ammonoid zone (Upper Mississippian) in east-central Nevada. Journal of Paleontology 57(5):971-991 [J. Alroy/M. Sommers/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 5530: authorized by John Alroy, entered by Mike Sommers on 11.10.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Straparollus aff. pancakensis, "Straparollus (Euomphalus) intermedius n. sp." = Amphiscapha intermedius
Straparollus aff. pancakensis Mount 1973 snail
"Straparollus (Euomphalus) intermedius n. sp." = Amphiscapha intermedius Gordon and Yochelson 1983 snail | |
"Bellerophon (Bellerophon) vespertinus" = Waagenella vespertinus, Retispira nolani n. sp.
"Bellerophon (Bellerophon) vespertinus" = Waagenella vespertinus Gordon and Yochelson 1983 snail
Retispira nolani n. sp. Gordon and Yochelson 1983 snail | |
Glabrocingulum (Ananias) seminudum n. sp. Gordon and Yochelson 1983 snail | |
"Worthenia (Yochelsonospira) tenuilineata" = Yochelsonospira tenuilineata
"Worthenia (Yochelsonospira) tenuilineata" = Yochelsonospira tenuilineata Girty 1929 snail |