No PU 18743 Date 1964

Name *Phenacodus*

Horizon Willwood Fm., Early Eoc.

Locality Little Sand Coulee, NE¼ ½ S 29, T 56N, R101W, Park Co., Wyo.

Collector Party

Description L. dentary: mv 1-3

Princeton Department of Geology

10 CM

SVP