Where: Ventura County, California (34.3° N, 118.7° W)

• Paleocoordinates: 39.4° N, 97.9° W (Wright 2013)

When: Santa Susana Formation, Ypresian (56.0 - 48.1 Ma)

• Santa Susana Shales, the basal member of the Meganos Group (according to Dr. Bruce L. Clark)

Environment/lithology: marine; shale

Size class: macrofossils

• 2 specimens, one of which is a male (Z. hendersonianus); left palm, inside view (C. cowlitzensis);

Collected by R.P. Stewart in September, 1923

• 2 specimens (Z. hendersonianus), one of which is a male, paratypes. University of California, Loc. 7014.

Primary reference: M. J. Rathbun. 1926. The fossil stalk-eyed Crustacea of the Pacific slope of North America. United States National Museum Bulletin 138:1-155 [C. Schweitzer/S. Yost/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 139539: authorized by Carrie Schweitzer, entered by Samantha Yost on 13.02.2013

Creative Commons license: CC0 (CC0)