CAS 33719, Garzas Creek (Cretaceous of the United States)

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, 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 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

Creative Commons license: CC BY (attribution)

Taxonomic list

 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
 Myalinida - Inoceramidae
 Pectinida - Limidae
? Lima sp. Bruguière 1797 file clam
 Carditida - Astartidae
? Eriphyla sp. Gabb 1864 clam
 Pholadida - Corbulidae
? Corbulidae indet. Lamarck 1818 clam
 Cardiida - Mactridae
? Cymbophora sp. Gabb 1868 clam
 Ammonitida - Desmoceratidae
Desmoceratidae indet. Zittel 1895 ammonite
 Ammonitida - Acanthoceratidae
? Mammites sp. Laube and Bruder 1887 ammonite
 Ammonitida - Baculitidae
"Sciponoceras kossmati" = Sciponoceras gracile
"Sciponoceras kossmati" = Sciponoceras gracile Shumard 1860 ammonite