C.A.S. Loc. 946, Bernstein's Abalone Camp (Pliocene of Mexico)

Where: Baja California, Mexico (28.2° N, 115.3° W: paleocoordinates 27.2° N, 112.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pliocene (5.3 - 2.6 Ma)

• STRATIGRAPHIC RELATIONS: From an unknown lithostratigraphic unit, which unconformably overlies Miocene strata. AGE: Pliocene. STRATIGRAPHIC POSITION: From unknown poisition within strata.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone and lithified gravel

• SPECIFIC LITHOLOGY: Well consolidated sandstone and gravels in alternating layers of varying thickness. LITHIFICATION: Lithified, on the basis of lithologic description.

Size class: macrofossils

Collected by Hanna in 1925; reposited in the CAS

Collection methods: surface (in situ),

• COLLECTOR: G.D Hanna, 1925. REPOSITORY: C.A.S.

Primary reference: E. K. Jordan and L. G. Hertlein. 1926. Expedition to the Revillagigedo Islands, Mexico, in 1925, VII. Contribution to the geology and paleontology of the Tertiary of Cedros Island and adjacent parts of Lower California. Proceedings of the California Academy of Sciences 15(14):409-464 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 97125: authorized by Austin Hendy, entered by Austin Hendy on 18.07.2010, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for mollusca. NOMENCLATURE: Not an authoritative publication, with antiquated nomenclature, but with species-resolution identification.
Bivalvia
 Pectinida - Pectinoidae
"Pecten (Lyropecten) gallegosi n. sp." = Lyropecten gallegosi, "Pecten (Lyropecten) cerrosensis" = Lyropecten cerrosensis, Lyropecten modulatus, "Pecten (Lyropecten) subnodosus" = Nodipecten subnodosus, "Pecten (Lyropecten) veatchii" = Nodipecten veatchii, "Pecten (Plagioctenium) subdolus" = Argopecten subdolus, "Pecten (Plagioctenium) hakei" = Argopecten hakei, "Pecten (Plagioctenium) circularis" = Argopecten ventricosus, "Pecten (Plagioctenium) callidus" = Argopecten callidus, Pecten (Plagioctenium) mendenhalli, "Pecten (Pecten) stearnsii" = Leopecten stearnsii, Spondylus calcifer
"Pecten (Lyropecten) gallegosi n. sp." = Lyropecten gallegosi Jordan and Hertlein 1926 scallop
"Pecten (Lyropecten) cerrosensis" = Lyropecten cerrosensis Gabb 1866 scallop
Lyropecten modulatus Hertlein 1925 scallop
"Pecten (Lyropecten) subnodosus" = Nodipecten subnodosus Sowerby 1836 scallop
"Pecten (Lyropecten) veatchii" = Nodipecten veatchii Gabb 1866 scallop
"Pecten (Plagioctenium) subdolus" = Argopecten subdolus Hertlein 1925 calico scallop
"Pecten (Plagioctenium) hakei" = Argopecten hakei Hertlein 1925 calico scallop
"Pecten (Plagioctenium) circularis" = Argopecten ventricosus Sowerby 1842 calico scallop
"Pecten (Plagioctenium) callidus" = Argopecten callidus Hertlein 1925 calico scallop
Pecten (Plagioctenium) mendenhalli Arnold 1906 calico scallop
"Pecten (Pecten) stearnsii" = Leopecten stearnsii Dall 1878 scallop
Spondylus calcifer Carpenter 1857 scallop
 Ostreida - Ostreidae
"Ostrea vespertina" = Dendostrea vespertina, Ostrea lurida
"Ostrea vespertina" = Dendostrea vespertina Conrad 1855 oyster
Ostrea lurida Carpenter 1864 oyster
 Cardiida - Chamidae
Chama frondosa Broderip 1835 jewel box
Echinoidea
 Clypeasteroida - Clypeasteridae
Clypeaster deserti Kew 1914 sand dollar