Locality: Egg Shell Quarry, Central Utah.

Horizon: Member? Cedar Mountain Formation.

Biostratigraphy:

Age: Age?, Stage?, Upper Gallic subepoch, Lowest Gulf Epoch, Late Early to Early Middle Cretaceous.

Material:

Number: Not given: Two teeth.

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CLEMENS, 1992

Locality: North Slope, Alaska.

Horizon:

Biostratigraphy:

Age: Late Cretaceous.

Material:

Number: Not given:

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MONTELLANO, 1992

Locality: UCMP V-78098, Garbani 1, Havre Badlands, Hill County, Montana.

Horizon: Judith River Formation.

Biostratigraphy:

Age: Judithian age, Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material:

UCMP 122197: df4.

Note: Unidentified Deciduous Lower Premolar.