UCMP B-765, Lotta Creek (Cretaceous to of the United States)

Also known as 31-50-1F

Where: Stanislaus County, California (37.4° N, 121.3° W: paleocoordinates 40.7° 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 siliciclastic sediments

Size class: macrofossils

Collected by M. Maddock in 1952; 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 185407: authorized by Matthew Clapham, entered by Matthew Clapham on 22.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Glycymerididae
"Glycymeris (Glycymeris) veatchii" = Glycymerita veatchii
"Glycymeris (Glycymeris) veatchii" = Glycymerita veatchii Gabb 1864 clam
 Cardiida - Tancrediidae
Meekia (Meekia) louella Saul and Popenoe 1962 clam
 Cardiida - Veneridae
Calva sp. Popenoe 1937 venus clam
 Cardiida - Mactridae
Cymbophora sp. Gabb 1869 clam
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
 Heterostropha - Ringiculidae
Biplica sp. Popenoe 1957 snail
 Sorbeoconcha - Naticidae
Naticidae indet. Guilding 1834 moon snail