Where: Stanislaus County, California (37.2° N, 121.2° W: paleocoordinates 37.0° N, 81.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Panoche Formation (Great Valley Group), Cenomanian (100.5 - 93.9 Ma)
• "Early Turonian" given for age, but ammonites are Cenomanian
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, calcareous sandstone
Size class: macrofossils
Reposited in the CAS
Primary reference: W. P. Elder and J. W. Miller. 1993. Map and checklists of Jurassic and Cretaceous macrofossil localities within the San Jose 1:100,000 Quadrangle, California, and discussion of paleontological results. United States Geological Survey Open-File Report 93-503:1-49 [M. Clapham/M. Clapham]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 185728: authorized by Matthew Clapham, entered by Matthew Clapham on 10.05.2017, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
? Eriphyla sp. Gabb 1864 clam | |
? Corbulidae indet. Lamarck 1818 clam | |
? Cymbophora sp. Gabb 1869 clam | |
"Inoceramus cf. labiatus" = Mytiloides labiatus, Mytiloides opalensis
"Inoceramus cf. labiatus" = Mytiloides labiatus Schlotheim 1813 clam
Mytiloides opalensis Böse 1923 clam | |
? Lima sp. Bruguière 1797 file clam | |
Cephalopoda | |
Desmoceratidae indet. Zittel 1895 ammonite | |
? Mammites sp. Laube and Bruder 1887 ammonite
Euomphaloceras aff. septemseriatum Cragin 1893 ammonite | |
Sciponoceras kossmati Nowak 1908 ammonite | |
Polychaeta | |
Serpula sp. Linnaeus 1758 |