Cuchara Formation

The Cuchara Formation is a geologic formation in Colorado. It preserves fossils dating back to the Ypresian stage of the Eocene period, or Wasatchian in the NALMA classification.

Fossil content

The following fossils have been reported from the formation:

Mammals

;Ferae

Didymictis sp.

;Perissodactyla

Hyracotherium sp.

;Placentalia

''Phenacodus intermedius''
Wasatchian correlations