Where: San Mateo County, California (37.1° N, 122.3° W: paleocoordinates 37.1° N, 122.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Late/Upper Pleistocene (0.1 - 0.0 Ma)
• From exposure of terrace deposit. Exposed about 10-15 ft above sea level. Carved out of sandstone of the Pliocene Purisima Formation. Collections from this terrace are largely from burrows and local exposures of reworked fine fossiliferous sand.
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, fine-grained, shelly/skeletal sandstone
Size class: macrofossils
Reposited in the UCMP, USNM
Collection methods: bulk, quarrying, sieve,
• Figured material at USNM; unfigured specimens formerly at USGS Menlo Park (now UCMP)
Primary reference: W. O. Addicott. 1966. Late Pleistocene marine paleoecology and zoogeography on Central California. United States Geological Survey Professional Paper 523-C:1-27 [A. Miller/A. Hendy/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 37674: authorized by Austin Hendy, entered by Austin Hendy on 20.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Calliostoma ? doliarum top snail | |
Crepidula nummaria Gould 1846 slipper shell | |
Thais lamellosa Gmelin 1791 murex snail | |
"Nassarius mendicus" = Hima mendica
"Nassarius mendicus" = Hima mendica Gould 1849 snail | |
Oenopota ? tabulata cone shell | |
Bivalvia | |
Siliqua aff. patula Dixon 1789 clam | |
Zirfaea pilsbryi Lowe 1931 clam
Penitella penita Conrad 1837 clam | |
"Protothaca ? staminea" = Leukoma staminea, Saxidomus giganteus, "Petricola carditoides" = Petricola (Petricola) carditoides
"Protothaca ? staminea" = Leukoma staminea Conrad 1837 venus clam
Saxidomus giganteus Deshayes 1839 venus clam
"Petricola carditoides" = Petricola (Petricola) carditoides Conrad 1837 venus clam | |
Tresus capax Gould 1850 clam | |
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii Conrad 1837 cockle [entered as Clinocardium nuttalli]
| |
"Macoma inquinata" = Macoma (Macoma) inquinata
"Macoma inquinata" = Macoma (Macoma) inquinata Deshayes 1855 tellin clam | |
Adula cf. diegensis Dall 1911 datemussel | |
Thecostraca | |
Balanus cf. crenatus Bruguière 1789 barnacle |