Where: Imperial County, California (32.8° N, 116.0° W: paleocoordinates 32.6° N, 114.8° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Early/Lower Pliocene (5.3 - 3.6 Ma)
• STRATIGRAPHIC RELATIONS: From the Imperial Formation, for which lithostratigraphic relationships are not discussed. AGE: Early Pliocene, based on existing (more recent) collections. STRATIGRAPHIC POSITION: From unknown position within formation.
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified sandstone
Size class: macrofossils
Collected by Bowers & Mendenhall in 1904; reposited in the USGS
Collection methods: bulk,
• COLLECTORS: S. Bowers and W.C. Mendenhall, 1904. REPOSITORY: USGS.
Primary reference: G. D. Hanna. 1926. Paleontology of Coyote Mountain, Imperial County, California. Proceedings of the California Academy of Sciences 14(18):427-503 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 96542: authorized by Austin Hendy, entered by Austin Hendy on 11.06.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Clypeaster bowersi Weaver 1908 sand dollar | |
Gastropoda | |
"Fasciolaria princeps" = Triplofusus princeps
"Fasciolaria princeps" = Triplofusus princeps Sowerby 1825 snail | |
Strombus galeatus Swainson 1823 conch | |
Malea ringens Swainson 1822 tun shell | |
"Bullaria striata" = Bulla striata
"Bullaria striata" = Bulla striata Bruguiére 1792 snail | |
Bivalvia | |
"Crassatellites subgibbosus" = Hybolophus subgibbosa
"Crassatellites subgibbosus" = Hybolophus subgibbosa Hanna 1926 clam | |
"Phacoides xantusi" = Miltha xantusi
"Phacoides xantusi" = Miltha xantusi Dall 1903 clam | |
Cyathodonta undulata Conrad 1849 clam | |
"Panope generosa" = Panopea generosa
"Panope generosa" = Panopea generosa Gould 1850 clam | |
Dosinia dunkeri Philippi 1844 venus clam | |
"Echinochama californica" = Arcinella californica
"Echinochama californica" = Arcinella californica Dall 1903 jewel box | |
"Ostrea vespertina" = Dendostrea vespertina
"Ostrea vespertina" = Dendostrea vespertina Conrad 1855 oyster | |
"Pecten mendenhalli" = Argopecten mendenhalli Arnold 1906 calico scallop
"Pecten keepi" = Euvola keepi Arnold 1906 scallop
Spondylus calcifer Carpenter 1857 scallop |