PU 17200

4YPM PU 17200

No PU 17200 Date 6/2

Name *Notharactus tenebrosus*

Horizon *Bridger B4, Eocene*

Locality *Levitt Creek, Griz Bridge Basin, Wyo.*

Collector G. F. Sternberg

Description Cast of USNM 2193
from G. E. Erikson, Harvard U
Princeton Department of Geol