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
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
Bivalvia | |
"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 | |
"Ostrea vespertina" = Dendostrea vespertina, Ostrea lurida
"Ostrea vespertina" = Dendostrea vespertina Conrad 1855 oyster
Ostrea lurida Carpenter 1864 oyster | |
Chama frondosa Broderip 1835 jewel box | |
Echinoidea | |
Clypeaster deserti Kew 1914 sand dollar |