UCMP B-774, Orestimba Creek (Cretaceous of the United States)

Also known as 31-33-1F

Where: Stanislaus County, California (37.3° N, 121.3° W: paleocoordinates 38.8° N, 84.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Adobe Flat Shale Member (Panoche Formation), Turonian (93.9 - 89.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified conglomerate

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 185440: authorized by Matthew Clapham, entered by Matthew Clapham on 23.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Glycymerididae
 Arcida - Cucullaeidae
"Idonearca gravida" = Cucullaea (Idonearca)
"Idonearca gravida" = Cucullaea (Idonearca) clam
 Cardiida - Mactridae
Cymbophora cf. gabbiana Anderson 1902 clam
 Cardiida - Veneridae
 Cardiida - Tellinidae
? Tellinidae indet. Blainville 1814 tellin clam
 Cardiida - Tancrediidae
Meekia (Mygallia) cf. takeoana Saul and Popenoe 1962 clam
 Trigoniida - Steinmanellidae
? Yaadia sp. Crickmay 1930 clam
 Trigoniida - Megatrigonioidae
Gastropoda
 Stromboidea - Aporrhaidae
Arrhoges ? californicus Gabb 1864 snail
 Naticoidea - Naticidae
Natica conradiana Gabb 1864 moon snail
 Sorbeoconcha - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell