Crescent City [Battery Fm] (Pleistocene of the United States)

Where: Del Norte County, California (41.8° N, 124.2° W: paleocoordinates 41.8° N, 124.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Battery Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Battery Fm, which unconformably overlies the Dothan Fm (Jurassic). and the Point St. George Fm (Pliocene). AGE: Late Pleistocene, on the basis of molluscan biostratigraphy and stratigraphic position (terrace). STRATIGRAPHIC POSITION: Lens of fossiliferous sand overlying truncated surface of grey weathering, hard Mesozoic sandstone approximately 22 feet above sea level.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, shelly/skeletal sandstone

• SPECIFIC LITHOLOGY: Fossiliferous sand. LITHIFICATION: Unlithified, as stated in the text.

Size class: macrofossils

Preservation: original aragonite

Collected by Addicott in 1958

• COLLECTOR: W.O. Addicott, 1958. REPOSITORY: Unknown, either USGS or CAS.

Primary reference: W. O. Addicott. 1963. Interpretation of the invertebrate fauna from the Upper Pleistocene Battery Formation near Crescent City, California. Proceedings of the California Academy of Sciences 31(13):341-347 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96555: authorized by Austin Hendy, entered by Austin Hendy on 12.06.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Not an authoritative publication, with somewhat antiquated nomenclature, but with species-resolution identifications
Foraminifera
 Foraminifera -
Gastropoda
 Patellida - Lepetidae
 Patellida - Lottiidae
"Acmaea persona" = Lottia persona
"Acmaea persona" = Lottia persona Eschesholtz 1833 limpet
 Trochoidea - Turbinidae
? Margarites sp. Gray 1847 snail
 Neogastropoda - Muricidae
Thais lamellosa Gmelin 1791 murex snail
 Heterostropha - Pyramidellidae
Odostomia sp. Fleming 1817 snail
Bivalvia
 Pholadida - Pholadidae
Zirfaea pilsbryi Lowe 1931 clam
 Cardiida - Veneridae
"Protothaca staminea" = Leukoma staminea, "Protothaca ruderata" = Leukoma staminea, Saxidomus giganteus
"Protothaca staminea" = Leukoma staminea Conrad 1837 venus clam
"Protothaca ruderata" = Leukoma staminea Conrad 1837 venus clam
Saxidomus giganteus Deshayes 1839 venus clam
 Cardiida - Mactridae
"Schizothaerus capax" = Tresus capax
"Schizothaerus capax" = Tresus capax Gould 1850 clam
 Cardiida - Tellinidae
"Macoma inquinata" = Macoma (Macoma) inquinata Deshayes 1855 tellin clam
Macoma nasuta Conrad 1837 tellin clam
 Mytilida - Mytilidae
Mytilus californianus Conrad 1837 mussel
Thecostraca
 Balanomorpha - Balanidae