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
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 | |
Crepidula cf. ungana Dall 1908 slipper shell | |
Bruclarkia seattlensis Durham 1944 snail | |
Bivalvia | |
Yoldia (Kalayoldia) tenuissima Clark 1918 clam | |
Miltha (Miltha) sanctaecrucis Arnold 1909 clam
Lucinoma acutilineata Conrad 1849 clam | |
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata Clark 1918 tellin clam | |
Dosinia (Dosinia) whitneyi Gabb 1866 venus clam
Amiantis mathewsoni Gabb 1866 venus clam | |
"Spisula cf. albaria" = Mactromeris albaria Conrad 1848 clam
"Spisula cf. rushi" = Mactromeris rushi Wagner and Schilling 1923 clam | |
"Crassostrea eldridgei" = Crenostrea eldridgei
"Crassostrea eldridgei" = Crenostrea eldridgei Arnold 1907 oyster questionable occurrence; as Crassostrea eldridgei ynezana
| |
"? Crenomytilus cf. arnoldi" = Mytilus (Mytilus) arnoldi
"? Crenomytilus cf. arnoldi" = Mytilus (Mytilus) arnoldi Clark 1918 mussel |