Peerless Oil Company, north (Miocene of the United States)

Where: California (36.3° N, 120.4° W: paleocoordinates 35.8° N, 117.8° W)

When: Santa Margarita Formation, Late/Upper Miocene (11.6 - 5.3 Ma)

• big oyster beds

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: U. S. Grant and L. G. Hertlein. 1938. The West American Cenozoic Echinoidea. Publications of the University of California at Los Angeles in Mathematical and Physical Sciences 2:1-225 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 203542: authorized by Mark Uhen, entered by Mark Uhen on 19.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Clypeasteroida - Echinarachniidae
"Astrodapsis californicus" = Astrodapsis whitneyi
"Astrodapsis californicus" = Astrodapsis whitneyi RĂ©mond 1863 sand dollar