Where: Fresno County, California (36.6° N, 120.7° W: paleocoordinates 41.2° N, 99.7° W)
• coordinate based on political unit
When: Lodo Formation, Paleocene (66.0 - 56.0 Ma)
• Locality is Lodo Fm., adjacent to mudstone of Moreno Member.
•Beds 200ft. stratigraphically lower than locality CAS 31318.
•Lowermost sand above the K-T boundary.
Environment/lithology: marine; lithified sandstone
Primary reference: J. T. Smith. 1975. Age, Correlation and Possible Tethyan Affinities of Mollusks from the Lodo Formation of Fresno County, California. Paleogene Symposium & Selected Technical Papers: Conference on Future Energy Horizons of the Pacific Coast 464-483 [A. Miller/C. Ferguson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 11121: authorized by Arnold Miller, entered by Chad Ferguson on 19.07.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
| |
? Eogryphus sp. Hertlein and Grant IV 1944 | |
Scaphopoda | |
Dentalium sp. Linnaeus 1758 tusk shell | |
Bivalvia | |
"Opisoma cf. pacifica" = Opis (Hesperopis) triangulata
"Opisoma cf. pacifica" = Opis (Hesperopis) triangulata Cooper 1894 clam misspelled as "Opisima ? cf. pacifica"
| |
"? Semele packardi" = Tellina (Angulus) packardi
"? Semele packardi" = Tellina (Angulus) packardi Dickerson 1914 tellin clam | |
Acila (Truncacila) sp. Grant and Gale 1931 divaricate nutclam | |
Gastropoda | |
"Tornatellaea cf. pinguis" = Ringicula (Ringicula) pinguis
"Tornatellaea cf. pinguis" = Ringicula (Ringicula) pinguis Gabb 1864 snail | |
Brachysphingus sp. Gabb 1869 true whelk | |
"? Neptunea aff. mucronata" = Sycum mucronatum
"? Neptunea aff. mucronata" = Sycum mucronatum Gabb 1869 snail |