Shelton's Ranch (Cretaceous of the United States)

Where: Tehama County, California (40.0° N, 122.5° W: paleocoordinates 40.0° N, 72.4° W)

When: Knoxville Formation, Early/Lower Cretaceous (145.0 - 100.5 Ma)

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 203406: authorized by Mark Uhen, entered by Mark Uhen on 14.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea
 Isocrinida - Pentacrinitidae
Pentacrinus tehamensis n. sp. Sea lily
Echinoidea
 Cidaroida - Cidaridae
Cidaris tehamensis n. sp. Clark and Twitchell 1915 pencil urchin