Where: Merced County, California (37.2° N, 121.1° W: paleocoordinates 43.3° N, 96.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Moreno Formation (Great Valley Group), Maastrichtian (72.1 - 66.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, coarse-grained, brown sandstone
Size class: macrofossils
Collected by A. Bennison in 1939; reposited in the UCMP
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 185704: authorized by Matthew Clapham, entered by Matthew Clapham on 09.05.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Heteroconchia indet. Gray 1854 clam | |
Adelodonax altus Gabb 1864 clam |