Where: Sonora, Mexico (31.3° N, 113.6° W: paleocoordinates 31.3° N, 113.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Late/Upper Pleistocene (0.1 - 0.0 Ma)
• STRATIGRAPHIC RELATIONS: From an unknown lithostratigraphic unit, which unconformably overlies granitic rocks. AGE: Late Pleistocene, on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: Fossiliferous stratum exposed in railroad cut, about 10 feet higher stratigraphically than Loc. A-6602.
• bed-level stratigraphic resolution
Environment/lithology: coastal; lithified, shelly/skeletal sandstone
Size class: macrofossils
Collected by Gifford in 1950
• COLLECTOR: E.W. Gifford, 1950. REPOSITORY: Unknown, possible SDNHM.
Primary reference: L. G. Hertlein. 1956. Marine Pleistocene Invertebrates from near Puerto Penasco, Sonora, Mexico. Transactions of the San Diego Society of Natural History 12(8):154-176 [A. Hendy/A. Hendy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 96563: authorized by Austin Hendy, entered by Austin Hendy on 12.06.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Polinices reclusianus" = Glossaulax reclusiana
"Polinices reclusianus" = Glossaulax reclusiana Deshayes 1839 moon snail | |
"Murex cf. erythrostomus" = Hexaplex erythrostomus, Acanthina angelica
"Murex cf. erythrostomus" = Hexaplex erythrostomus Swainson 1831 murex snail
Acanthina angelica unicorn | |
Tegula rugosa snail | |
Diodora inaequalis Sowerby 1835 snail | |
Nerita scabricosta snail | |
Bivalvia | |
"Protothaca grata" = Leukoma grata, Chione californiensis
"Protothaca grata" = Leukoma grata Say 1831 venus clam
Chione californiensis Broderip and Sowerby I 1835 venus clam | |
"Glans affinis" = Carditamera affinis
| |
Isognomon (Melina) recognitus Mabille 1895 oyster | |
Ostrea cf. angelica Rochebrune 1895 oyster |