USGS M8729, Del Puerto Creek (Cretaceous to of the United States)

Also known as 90E-27

Where: Stanislaus County, California (37.5° N, 121.3° W: paleocoordinates 40.8° N, 86.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Panoche Formation (Great Valley Group), Coniacian to Coniacian (89.8 - 83.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collected by W.P. Elder in 1990; reposited in the USGS

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 185380: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Kossmaticeratidae