Arroyo Pinoso, locality 97 (Cretaceous of the United States)

Also known as USGS loc. 14534

Where: California (35.9° N, 120.1° W: paleocoordinates 37.2° N, 83.3° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Panoche Formation (Great Valley Group), Turonian (93.9 - 89.8 Ma)

• Popenoe and Saul 1972: "The Turonian lot collected by Stewart was originally but erroneously- considered to be Cenomanian by W. P. Popenoe (Stewart 1946, p. 88)."

• formation-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; siltstone and sandstone

• Silt, sand and conglomerate

Size classes: macrofossils, mesofossils, microfossils

Primary reference: R. B. Stewart. 1946. Geology of Reef Ridge Coalinga district California. United States Geological Survey Professional Paper 205C:81-115 [W. Kiessling/M. Krause/J. Marcot]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 167600: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 25.03.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Desmoceratidae
Desmoceratidae indet. Zittel 1895 ammonite
 Ammonitida - Lytoceratidae
Lytoceratidae indet. Neumayr 1875 ammonite
Gastropoda
 Trochoidea - Turbinidae
"Margarites (cf. Margarites) inornatus" = Atira inornata
"Margarites (cf. Margarites) inornatus" = Atira inornata Gabb 1864 snail
 Opisthobranchia - Retusidae
"Cylichnina ? sp." = Retusa (Cylichnina)
"Cylichnina ? sp." = Retusa (Cylichnina) Monterasato 1884 snail
 Sorbeoconcha - Naticidae
"Gyrodes dowelli" = Gyrodes (Gyrodes) dowelli
"Gyrodes dowelli" = Gyrodes (Gyrodes) dowelli White 1889 moon snail
 Neogastropoda - Volutidae
Volutoderma ? sp. Gabb 1877 volute
 Sorbeoconcha - Aporrhaidae
Anchura sp. Conrad 1860 snail
Bivalvia
 Mytilida - Mytilidae
Volsella ? sp. Scopoli 1777 mussel
 Arcida - Cucullaeidae
 Arcida - Glycymerididae
"Glycymeris pacificus" = Glycymeris pacifica
"Glycymeris pacificus" = Glycymeris pacifica Anderson 1902 clam
 Cardiida - Cardiidae
 Cardiida - Veneridae
Flaventia sp. Jukes-Browne 1908 venus clam
Aphrodina ? sp. Conrad 1869 venus clam
 Cardiida - Mactridae
Cymbophora ? sp. Gabb 1869 clam
 Lucinida - Mactromyidae
Clisocolus sp. Gabb 1869 clam
 Trigoniida - Trigoniidae
Trigonia sp. Bruguière 1789 clam