Megacerops coloradensis (specimens 45-46)

Titanothere rib fragments (M. coloradensis) from the Oligocene epoch

Mammalia sp. (specimens 23-25)

Unidentified mammal bone fragments (Mammalia sp.) from the Eocene epoch

Cetacea sp. (specimen 22)

Juvenile dolphin or porpoise vertebra (Cetacea sp.) from the Eocene epoch

Cetacea sp. (specimen 18)

Whale inner ear cast (Cetacea sp.) from the Eocene epoch

Gastropoda sp. (specimen 27)

An unknown snail species (Gastropoda sp.) in a limestone matrix from the Eocene epoch