Where: Tehama County, California (39.9° N, 122.6° W: paleocoordinates 36.0° N, 69.5° W)
• coordinate estimated from map
When: Tithonian (152.1 - 145.0 Ma)
• [Anderson 1945] "about 4,575 feet above base of Elder Creek group"
•
•[Imlay and Jones 1970] About 4,000 ft, above fault contact of Jurassic Buchia-bearing beds with Franciscan rocks and about 5,000 ft below top of B. piochii zone
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected by R. L. Rist in 1937; reposited in the UCMP
Primary reference: F. M. Anderson. 1945. Knoxville series in the California Mesozoic. Geological Society America Bulletin 56(10):909-1014 [J. Marcot/J. Marcot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 215756: authorized by Jonathan Marcot, entered by Jonathan Marcot on 19.11.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Kossmatia tehamaensis n. sp.
Kossmatia tehamaensis n. sp. Anderson 1945 ammonite | |
Bivalvia | |
Pecten (Chlamys) risti n. sp.
Pecten (Chlamys) risti n. sp. Anderson 1945 scallop |