USGS 14608 - Casmalia Hills [Careaga Sandstone] (Pliocene of the United States)

Also known as Woodring Loc. 170; W-83

Where: Santa Barbara County, California (34.9° N, 120.5° W: paleocoordinates 34.7° N, 119.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cebada Member (Careaga Sandstone Formation), Piacenzian (3.6 - 2.6 Ma)

• LITHOSTRATIGRAPHY: From the Cebada Member of the Careaga Sandstone, which overlies the Foxen Mudstone (mid-late Pliocene) and underlies the Paso Robles Fm (Pleistocene). AGE: Late Pliocene, on the basis of foraminiferal and microfossil biostratigraphy.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, silty sandstone

• PALEOENVIRONMENT: Established on the basis of faunal composition.
• LITHOLOGY: Fine-grained sandstone. LITHIFICATION: Assumed poorly lithified on the basis of figured specimens.

Size classes: macrofossils, mesofossils

Collected by W. Woodring; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTORS: Not reported, but assumed to be W. Woodring. REPOSITORY: Smithsonian (USNM).

Primary reference: W. P. Woodring and M.N. Bramlette. 1950. Geology and paleontology of the Santa Maria District California. United States Geological Survey Professional Paper 222 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 189561: authorized by Austin Hendy, entered by Austin Hendy on 31.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for macrofossils. NOMENCLATURE: Somewhat antiquated nomenclature.
Maxillopoda
 Sessilia - Archaeobalanidae
"Balanus hesperius" = Balanus (Hesperibalanus) hesperius
"Balanus hesperius" = Balanus (Hesperibalanus) hesperius Pilsbry 1916 barnacle
SUBSPECIES: Balanus hesperius proinus
 Sessilia - Balanidae
"Balanus cf. aquila" = Tamiosoma gregaria
"Balanus cf. aquila" = Tamiosoma gregaria Conrad 1856 barnacle
Bivalvia
 Arcida - Arcidae
"Anadara trilineata" = Anadara (Anadara) trilineata
"Anadara trilineata" = Anadara (Anadara) trilineata Conrad 1856 ark
 Pectinida - Pectinoidae
Patinopecten healeyi Arnold 1906 scallop
"Chlamys ? hastatus" = Chlamys (Chlamys) hastata Sowerby 1842 scallop
 Pectinida - Anomiidae
Pododesmus macrochisma Deshayes 1839 scallop
 Ostreida - Ostreidae
"Ostrea vespertina" = Dendostrea vespertina
"Ostrea vespertina" = Dendostrea vespertina Conrad 1855 oyster
 Mytilida - Mytilidae
Crenella cf. decussata, "Volsella cf. capax" = Modiolus capax
Crenella cf. decussata Montagu 1808 mussel
"Volsella cf. capax" = Modiolus capax Conrad 1837 mussel
 Carditida - Carditidae
"Cyclocardia californica" = Cyclocardia (Cyclocardia) californica
"Cyclocardia californica" = Cyclocardia (Cyclocardia) californica Dall 1903 clam
 Pholadida - Myidae
Cryptomya cf. californica Conrad 1837 softshell clam
 Cardiida - Mactridae
"Spisula cf. hemphilli" = Mactromeris hemphillii, "Schizothaerus cf. nuttallii" = Tresus nuttallii
"Spisula cf. hemphilli" = Mactromeris hemphillii Dall 1894 clam
"Schizothaerus cf. nuttallii" = Tresus nuttallii Conrad 1837 clam
 Cardiida - Veneridae
Protothaca cf. staleyi, "Protothaca cf. tenerrima" = Callithaca tenerrima, "Transennella cf. tantilla" = Nutricola tantilla
Protothaca cf. staleyi Gabb 1866 venus clam
"Protothaca cf. tenerrima" = Callithaca tenerrima Carpenter 1857 venus clam
"Transennella cf. tantilla" = Nutricola tantilla Gould 1853 venus clam
 Cardiida - Tellinidae
Macoma cf. nasuta Conrad 1837 tellin clam
SUBSPECIES: Macoma cf. nasuta kelseyi
 Solenida - Solenidae
"Solen perrini" = Solena (Eosolen) perrini
"Solen perrini" = Solena (Eosolen) perrini Clark 1915 clam
Gastropoda
 Ptenoglossa - Epitoniidae
"Opalia varicostata" = Opalia (Opalia) varicostata
"Opalia varicostata" = Opalia (Opalia) varicostata Stearns 1875 wentletrap
SUBSPECIES: Opalia varicostata anomala
 Triphoroidea - Cerithiopsidae
Seila montereyensis Bartsch 1907 snail
 Neogastropoda - Olividae
"Olivella biplicata" = Olivella (Callianax) biplicata
"Olivella biplicata" = Olivella (Callianax) biplicata Sowerby 1825 olive snail
 Neogastropoda - Columbellidae
Mitrella gausapata Gould 1850 snail
 Neogastropoda - Nassariidae
""Nassa" waldorfensis" = Nassarius (Demondia) californianus, ""Nassa" moraniana" = Nassarius (Caesia) moranianus
""Nassa" waldorfensis" = Nassarius (Demondia) californianus Conrad 1856 snail
""Nassa" moraniana" = Nassarius (Caesia) moranianus Martin 1914 snail
 Neogastropoda - Cancellariidae
"Cancellaria" ? arnoldi Dall 1909 snail
 Neogastropoda - Muricidae
"Tritonalia cf. clathrata" = Tritonalia interfossa clathrata Dall 1919 murex snail
Tritonalia lurida Middendorff 1848 murex snail
 Naticoidea - Naticidae
Cryptonatica aleutica Dall 1919 moon snail
 Calyptraeoidea - Calyptraeidae
Calyptraea cf. fastigiata Gould 1846 slipper shell
Crepidula adunca Sowerby 1824 slipper shell
Crepidula princeps Conrad 1855 slipper shell
Trochita radians Lamarck 1816 slipper shell
 Truncatelloidea - Tornidae
"Pseudorotella cf. supravallata" = Teinostoma (Pseudorotella)
"Pseudorotella cf. supravallata" = Teinostoma (Pseudorotella) snail
 Sorbeoconcha - Cerithiidae
Bittium casmaliense cerith snail
 Pyramidelloidea - Pyramidellidae
"Odostomia farallonensis" = Odostomia (Amaura) farallonensis
"Odostomia farallonensis" = Odostomia (Amaura) farallonensis Dall and Bartsch 1909 snail
 Trochoidea - Trochidae
Pupillaria cf. optabilis Carpenter 1864 top snail
Calliostoma cf. gemmulatum Carpenter 1864 top snail