UCMP A-1904, south of Whitney Canyon (Cretaceous of the United States)

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 siliciclastic sediments

Size class: macrofossils

Collected by A. Bennison; 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 185703: authorized by Matthew Clapham, entered by Matthew Clapham on 09.05.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
 Sorbeoconcha - Naticidae
Gyrodes (Sohlella) cf. expansus Gabb 1864 moon snail
Bivalvia
 Arcida - Cucullaeidae
"Idonearca "n. sp. A"" = Cucullaea (Idonearca)
"Idonearca "n. sp. A"" = Cucullaea (Idonearca) Conrad 1862 clam
 Arcida - Glycymerididae
"Glycymeris (Glycymeris) cf. banosensis" = Glycymerita banosensis
"Glycymeris (Glycymeris) cf. banosensis" = Glycymerita banosensis Anderson 1958 clam
 Mytilida - Mytilidae
Mytilidae indet. Rafinesque 1815 mussel
 Cardiida - Veneridae
Calva (Calva) varians Gabb 1864 venus clam