C.A.S. Loc. 928, 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),


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 97124: authorized by Austin Hendy, entered by Austin Hendy on 18.07.2010, edited by Mark Uhen

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.
Lagueus californicus
SUBSPECIES: Lagueus californicus vancouveriensis
 Terebratulida - Terebrataliidae
Terebratalia transversia
SUBSPECIES: Terebratalia transversia caurina
 Pectinida - Pectinoidae
"Spondylus crassiquama" = Spondylus crassisquama, "Pecten (Pecten) bellus" = Euvola bella, "Pecten (Pecten) cf. heimi" = Euvola vogdesi, "Pecten (Lyropecten) veatchii" = Nodipecten veatchii, "Pecten (Lyropecten) subnodosus" = Nodipecten subnodosus, "Pecten (Pecten) stearnsii" = Leopecten stearnsii, Pecten (Pecten) lecontei, "Pecten (Leptopecten) latiauritus" = Leptopecten latiauratus, "Pecten (Plagioctenium) circularis" = Argopecten ventricosus, "Pecten (Plagioctenium) cristobalensis" = Argopecten cristobalensis, "Pecten (Plagioctenium) cf. purpuratus" = Argopecten purpuratus, Pecten (Plagioctenium) mendenhalli, "Pecten (Aequipecten) percarus" = Argopecten percarus, "Pecten (Plagioctenium) subdolus" = Argopecten subdolus, "Pecten (Plagioctenium) callidus" = Argopecten callidus, "Pecten (Plagioctenium) invalidus" = Argopecten invalidus, "Pecten (Patinopecten) healeyi" = Patinopecten healeyi, "Pecten (Lyropecten) cerrosensis" = Lyropecten cerrosensis
"Spondylus crassiquama" = Spondylus crassisquama Lamarck 1819 scallop
"Pecten (Pecten) bellus" = Euvola bella Conrad 1857 scallop
"Pecten (Pecten) cf. heimi" = Euvola vogdesi Arnold 1906 scallop
"Pecten (Lyropecten) veatchii" = Nodipecten veatchii Gabb 1866 scallop
"Pecten (Lyropecten) subnodosus" = Nodipecten subnodosus Sowerby 1836 scallop
"Pecten (Pecten) stearnsii" = Leopecten stearnsii Dall 1878 scallop
Pecten (Pecten) lecontei Arnold 1906 scallop
"Pecten (Leptopecten) latiauritus" = Leptopecten latiauratus Conrad 1837 scallop
"Pecten (Plagioctenium) circularis" = Argopecten ventricosus Sowerby 1842 calico scallop
"Pecten (Plagioctenium) cristobalensis" = Argopecten cristobalensis Hertlein 1925 calico scallop
"Pecten (Plagioctenium) cf. purpuratus" = Argopecten purpuratus Lamarck 1819 calico scallop
Pecten (Plagioctenium) mendenhalli Arnold 1906 calico scallop
"Pecten (Aequipecten) percarus" = Argopecten percarus Hertlein 1925 calico scallop
"Pecten (Plagioctenium) subdolus" = Argopecten subdolus Hertlein 1925 calico scallop
"Pecten (Plagioctenium) callidus" = Argopecten callidus Hertlein 1925 calico scallop
"Pecten (Plagioctenium) invalidus" = Argopecten invalidus Hanna 1924 calico scallop
"Pecten (Patinopecten) healeyi" = Patinopecten healeyi Arnold 1906 scallop
"Pecten (Lyropecten) cerrosensis" = Lyropecten cerrosensis Gabb 1866 scallop
 Pectinida - Anomiidae
Placunanomia hannibali Jordan and Hertlein 1926 scallop
 Ostreida - Ostreidae
"Ostrea megodon" = Undulostrea megodon, "Ostrea vespertina" = Dendostrea vespertina
"Ostrea megodon" = Undulostrea megodon Hanley 1846 oyster
"Ostrea vespertina" = Dendostrea vespertina Conrad 1855 oyster
 Cardiida - Tellinidae
"Metis cf. alta" = Psammotreta (Leporimetis) obesa Deshayes 1855 tellin clam
 Lucinida - Lucinidae
 Ptenoglossa - Epitoniidae
"Epitonium cedrosensis" = Epitonium (Asperiscala) cedrosensis
"Epitonium cedrosensis" = Epitonium (Asperiscala) cedrosensis Knight and Hertlein 1926 wentletrap
 Haliotoidea - Haliotidae
 Arbacioida - Arbaciidae
Arbacia incisa Agassiz 1863 sea urchin
Coelopleurus coronaformis Israelsky 1923 sea urchin
 Camarodonta - Toxopneustidae
Lytechinus pictus Verrill 1867 sea urchin
 Clypeasteroida - Scutellidae
"Dendraster gibbsii" = Scutella gibbsii
"Dendraster gibbsii" = Scutella gibbsii RĂ©mond 1863 sand dollar
SUBSPECIES: Dendraster gibbsii humilis
 Clypeasteroida - Echinarachniidae
Astrodapsis israelskyi n. sp. Jordan and Hertlein 1926 sand dollar
Astrodapsis kewi n. sp. Jordan and Hertlein 1926 sand dollar
 Clypeasteroida - Dendrasteridae
Dendraster pacificus Kew 1920 sand dollar
Dendraster diegoensis Kew 1920 sand dollar
Dendraster pentagonalis Israelsky 1923 sand dollar
Dendraster cedrosensis Israelsky 1923 sand dollar
 Clypeasteroida - Clypeasteridae
Clypeaster deserti Kew 1914 sand dollar