USGS loc. M3979, Temblor Range (Oligocene of the United States)

Where: Kern County, California (35.4° N, 119.8° W: paleocoordinates 34.0° N, 111.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Wygal Sandstone Member (Temblor Formation), Late/Upper Oligocene (28.4 - 23.0 Ma)

• Wygal Sandstone Member of the Temblor Formation, collection from about 300 ft along the strike of a concretionary stratum about 20 ft above base of the Wygal.

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified, concretionary, shelly/skeletal sandstone

• ENVIRONMENT: Warm, shallow-water depositional environment - less than 20 fathoms and possibly much shallower.

Size class: macrofossils

Collected by H. S. Sonneman and W. O. Addicott in 1968; reposited in the USNM

Collection methods: surface (in situ),

Primary reference: W. O. Addicott. 1973. Oligocene molluscan biostratigraphy and paleontology of the Lower Part of the type Temblor Formation, California. United States Geological Survey Professional Paper 791:1-48 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 219736: authorized by Jonathan Marcot, entered by Jonathan Marcot on 20.04.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Neotaenioglossa - Calyptraeidae
Crepidula cf. ungana Dall 1908 slipper shell
 Neogastropoda - Siphonaliidae
Bruclarkia seattlensis Durham 1944 snail
Bivalvia
 Nuculanida - Yoldiidae
 Lucinida - Lucinidae
Lucinoma acutilineata Conrad 1849 clam
 Cardiida - Tellinidae
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata Clark 1918 tellin clam
 Cardiida - Veneridae
Dosinia (Dosinia) whitneyi Gabb 1866 venus clam
Amiantis mathewsoni Gabb 1866 venus clam
 Cardiida - Mactridae
"Spisula cf. albaria" = Mactromeris albaria, "Spisula cf. rushi" = Mactromeris rushi, Spisula sp.
"Spisula cf. albaria" = Mactromeris albaria Conrad 1848 clam
"Spisula cf. rushi" = Mactromeris rushi Wagner and Schilling 1923 clam
Spisula sp. Gray 1837 clam
as "Spisula n sp.?"
 Ostreida - Gryphaeidae
"Crassostrea eldridgei" = Crenostrea eldridgei
"Crassostrea eldridgei" = Crenostrea eldridgei Arnold 1907 oyster
questionable occurrence; as Crassostrea eldridgei ynezana
 Mytilida - Mytilidae
"? Crenomytilus cf. arnoldi" = Mytilus (Mytilus) arnoldi
"? Crenomytilus cf. arnoldi" = Mytilus (Mytilus) arnoldi Clark 1918 mussel