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. The wave-cut platform is directly overlain by a stratum of fossiliferous sand and sandy gravel that reaches a maximum thickness of 2-3 feet. The fossiliferous stratum is overlain, locally, by light-gray to tan fine sand. Cut into massive siltstone (Monterey Fm).
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, pebbly, 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 37672: authorized by Austin Hendy, entered by Austin Hendy on 20.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Strongylocentrotus sp. Brandt 1835 sea urchin | |
Gastropoda | |
Odostomia cf. beringi, Odostomia aff. callimene, Odostomia cf. columbiana, Odostomia stephensae, Odostomia tacomoensis, Odostomia cf. tenuisculpta, Odostomia sp.
Odostomia cf. beringi snail
Odostomia aff. callimene snail
Odostomia cf. columbiana snail
Odostomia stephensae snail
Odostomia tacomoensis snail
Odostomia sp. Fleming 1817 snail | |
Puncturella galeata Gould 1846 puncturella
Puncturella multistriata Dall 1914 puncturella
Diodora cf. aspera Rathke 1833 snail | |
Lirularia funiculata top snail
Calliostoma cf. ligatum Gould 1849 top snail | |
Pupillaria pupilla Gould 1849 snail | |
Cylichna attonsa Carpenter 1864 snail | |
Acmaea sp. Eschscholtz 1830 limpet | |
Lepeta concentrica limpet | |
Bittium eschrichti cerith snail | |
Crepidula cf. nummaria Gould 1846 slipper shell
Calyptraea fastigiata Gould 1846 slipper shell | |
Epitonium indianorum Carpenter 1864 wentletrap | |
"Lacuna carinata" = Lacuna (Epheria) carinata, "Lacuna solidula" = Lacuna (Epheria) carinata, "Lacuna porrecta" = Lacuna (Epheria) porrecta
"Lacuna carinata" = Lacuna (Epheria) carinata Gould 1848 periwinkle
"Lacuna solidula" = Lacuna (Epheria) carinata Gould 1848 periwinkle Subspecies: Lacuna solidula compacta
"Lacuna porrecta" = Lacuna (Epheria) porrecta Carpenter 1864 periwinkle Subspecies: Lacuna porrecta exaquata
| |
Polinices sp., "Cryptonatica clausa" = Cryptonatica affinis
Polinices sp. Monfort 1810 moon snail
"Cryptonatica clausa" = Cryptonatica affinis Gmelin 1791 moon snail | |
Trichotropis cancellata snail | |
"Nassarius fossatus" = Caesia fossatus, "Nassarius mendicus" = Hima mendica
"Nassarius fossatus" = Caesia fossatus Gould 1849 snail
"Nassarius mendicus" = Hima mendica Gould 1849 snail | |
"Trophonopsis multicostatus" = Neptunea (Trophonopsis), Searlesia dira
"Trophonopsis multicostatus" = Neptunea (Trophonopsis) true whelk
Searlesia dira Reeve 1846 true whelk | |
"? Oenopota fidicula" = Propebela fidicula, ? Oenopota tabulata
"? Oenopota fidicula" = Propebela fidicula Gould 1849 cone shell
? Oenopota tabulata cone shell | |
"Olivella biplicata" = Callianax biplicata, "Olivella cf. pedroana" = Callianax pedroana
"Olivella biplicata" = Callianax biplicata Sowerby 1825 olive snail
"Olivella cf. pedroana" = Callianax pedroana Conrad 1855 olive snail | |
Thais lamellosa, "Ocenebra interfossa" = Paciocinebrina interfossa, "Ocenebra lurida" = Paciocinebrina lurida, "Ocenebra tenuisculpta" = Ocinebrina tenuisculpta, Stramonita sp.
Thais lamellosa Gmelin 1791 murex snail
"Ocenebra interfossa" = Paciocinebrina interfossa Carpenter 1864 murex snail
"Ocenebra lurida" = Paciocinebrina lurida Middendorff 1848 murex snail Subspecies: Ocenebra cf. lurida aspera
"Ocenebra tenuisculpta" = Ocinebrina tenuisculpta Carpenter 1866 murex snail
Stramonita sp. Schumacher 1817 murex snail | |
Fusitriton oregonensis Redfield 1846 triton shell | |
Bivalvia | |
Adula cf. diegensis Dall 1911 datemussel | |
"Chlamys herica" = Chlamys hastata, "Chlamys pugetensis" = Chlamys hastata
"Chlamys herica" = Chlamys hastata Sowerby 1842 scallop
"Chlamys pugetensis" = Chlamys hastata Sowerby 1842 scallop | |
"Mysella cf. tumida" = Kurtiella tumida
"Mysella cf. tumida" = Kurtiella tumida Carpenter 1864 clam | |
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii Conrad 1837 cockle [entered as Clinocardium nuttalli]
| |
"Tellina buttoni" = Ameritella modesta, "Macoma expansa" = Rexithaerus expansa, "Macoma inquinata" = Macoma (Macoma) inquinata
"Tellina buttoni" = Ameritella modesta Carpenter 1864 tellin clam
"Macoma expansa" = Rexithaerus expansa Carpenter 1864 tellin clam
"Macoma inquinata" = Macoma (Macoma) inquinata Deshayes 1855 tellin clam | |
"Protothaca staminea" = Leukoma staminea, Saxidomus giganteus, "Transennella tantilla" = Nutricola tantilla
"Protothaca staminea" = Leukoma staminea Conrad 1837 venus clam
Saxidomus giganteus Deshayes 1839 venus clam
"Transennella tantilla" = Nutricola tantilla Gould 1853 venus clam | |
Tresus capax Gould 1850 clam | |
"Mya truncata" = Mya (Mya) truncata
"Mya truncata" = Mya (Mya) truncata Linnaeus 1758 softshell clam | |
Zirfaea pilsbryi Lowe 1931 clam
Penitella penita Conrad 1837 clam | |
Siliqua aff. patula Dixon 1789 clam | |
Hiatella sp. Daudin 1801 clam | |
Polyplacophora | |
Mopalia cf. lignosa Gould 1846 chiton | |
Thecostraca | |
Balanus cf. nubilus Darwin 1854 barnacle
Balanus crenatus Bruguière 1789 barnacle | |
Anthozoa | |
Balanophyllia elegans Verrill 1864 stony coral |