Also known as UCMP V12012
Where: Contra Costa County, California (37.9° N, 122.2° W: paleocoordinates 37.2° N, 118.8° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Orinda Formation, Middle Miocene to Middle Miocene (16.0 - 5.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; mudstone
Size class: macrofossils
Preservation: trace
Reposited in the UCMP
• specimens recovered during construction
Primary reference: A. W. Poust. 2017. First report of fossil turtle eggshell west of the Colorado Plateau. Historical Biology 29(4):473-479 [P. Holroyd/P. Holroyd]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 185211: authorized by Patricia Holroyd, entered by Patricia Holroyd on 16.04.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
cf. Testudoolithus sp. Hirsch 1996 turtle |