Where: Merced County, California (37.0° N, 120.9° W: paleocoordinates 43.2° N, 92.1° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Moreno Formation (Great Valley Group), Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)
• Str. position: Pebbly calcareous sandstone
•Fossils: Paehydiseus cf. ootacodensis (STOCLICZKA), Diplomoceras ( ?) sp.
•Age: Lower Maestrichtian or highest Campanian
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, pebbly, conglomeratic, calcareous sandstone
Size class: macrofossils
Collected by Allan Bennison; reposited in the CAS
Primary reference: F. M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71:1-378 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 158103: authorized by Matthew Clapham, entered by Matthew Clapham on 14.07.2014, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Pachydiscus cf. ootacodensis Stolickzka 1865 ammonite | |
? Diplomoceras sp. Hyatt 1900 ammonite |