Where: Baja California, Mexico (31.0° N, 115.1° W: paleocoordinates 30.8° N, 113.8° W)
• outcrop-level geographic resolution
When: Pliocene (5.3 - 2.6 Ma)
• STRATIGRAPHIC RELATIONS: From unnamed lithostratigraphic unit, for which lithostratigraphic relationships are unknown. AGE: Pliocene, on the basis of macrofossil biostratigraphy; faunal compositional similarities with Imperial Fm of California. STRATIGRAPHIC POSITION: From unknown position in succession.
• bed-level stratigraphic resolution
Environment/lithology: coastal; siliciclastic sediments
Size class: macrofossils
Preservation: original calcite
Collected by Childers in 1967; reposited in the CAS
Collection methods: surface (in situ),
• COLLECTOR: W.M. Childers, 1967. REPOSITORY: CAS.
Primary reference: L. G. Hertlein. 1968. Three late Cenozoic molluscan faunules from Baja California. with a note on diatomite from west of San Felipe. Proceedings of the the California Academy of Sciences 30(19):401-405 [A. Hendy/A. Hendy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 96588: authorized by Austin Hendy, entered by Austin Hendy on 13.06.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Encope tenuis Kew 1914 sand dollar | |
Gastropoda | |
Bulla cf. gouldiana Pilsbry 1895 snail | |
Polinices sp. Monfort 1810 moon snail | |
"Fasciolaria princeps" = Triplofusus princeps
"Fasciolaria princeps" = Triplofusus princeps Sowerby 1825 snail | |
Melongena patula Broderip and Sowerby 1829 snail | |
Cypraea sp. Linnaeus 1758 cowry | |
"Strombus cf. granulatus" = Persististrombus granulatus
"Strombus cf. granulatus" = Persististrombus granulatus Swainson 1822 true conch | |
Turritella imperialis Hanna 1926 turret shell | |
Bivalvia | |
"Anadara multicostata" = Larkinia multicostata
"Anadara multicostata" = Larkinia multicostata Sowerby 1833 ark | |
"Ostrea heermanni" = Pycnodonte heermanni
"Ostrea heermanni" = Pycnodonte heermanni Conrad 1855 oyster | |
"Ostrea cf. vespertina" = Dendostrea vespertina Conrad 1855 oyster
Ostrea cf. angelica Rochebrune 1895 oyster
Crassostrea columbiensis Hanley 1846 oyster | |
"Pecten (Euvola) keepi" = Euvola keepi, "Chlamys (Argopecten) cf. abietis" = Argopecten abietis, "Pecten (Pecten) cf. lunaris" = Leopecten stillmani
"Pecten (Euvola) keepi" = Euvola keepi Arnold 1906 scallop
"Chlamys (Argopecten) cf. abietis" = Argopecten abietis Jordan and Hertlein 1926 calico scallop
"Pecten (Pecten) cf. lunaris" = Leopecten stillmani Dijkstra 1998 scallop |