CLEMENS, 1992/1994

Locality: 70’ North Latitude along the Colville River, North Slope, Alaska.

Horizon: Kogosukruk Tongue, Prince Creek Formation.

Biostratigraphy:

Age: Late Cretaceous.

Material:

Number: Not given: Teeth.

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EATON, 1995

Locality: MNA Loc. 939, west side of the Paunsaugunt Plateau, near the town of Alton, southwestern Utah.

Horizon: Dakota Formation.

Biostratigraphy:

Age: Age? Stage?, upper Middle Campanian Stage, upper middle Senonian subepoch, lower Gulf Epoch, Middle Cretaceous.

Material:

MNA V5625: P4.

MNA V6101: M2.

Locality: MNA Loc. 1067, Bryce Valley, east of Bryce Canyon National Park, southwestern Utah.

Horizon: Dakota Formation.

Biostratigraphy:

Age: Age? Stage?, upper Middle Campanian Stage, upper middle Senonian subepoch, lower Gulf Epoch, Middle Cretaceous.

Material:

MNA V5347, V5379, V5870, V5888, V5897, V6026, V6031, V6043, V6045, V6057, V6311: p4.

MNA V5365, V5878: m2.

MNA V5360, 5873, V6147, V6314: P4.

MNA V5351, V5667, V5868, V5895, V6002, V6054, V6353, V6441, V6489, V6774, V6777, V7326: M2.

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EATON, 2006b

Locality: UMNH VP Loc. 99, Grand Staircase-Escalante National Monument, Garfield County, Utah.

Horizon: John Henry Member, Straight Cliffs Formation.

Biostratigraphy:

Age: Early-Middle Santonian Stage, Senonian subepoch, Middle Gulf Epoch, Middle Cretaceous.

Material:

UMNH VP 7719: Posterior part of M1.

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EATON, 2009

Locality: Locality 161, Paunsaugunt Plateau, Utah.

Horizon: Dakota Formation.

Biostratigraphy:

Age: Age? Stage?, upper Middle Campanian Stage, upper middle Senonian subepoch, lower Gulf Epoch, Middle Cretaceous.

Material:

UMNH VP 11644: LP4.

UMNH VP 11640: LP4.

Locality: Locality 162, Paunsaugunt Plateau, Utah.

Horizon: Dakota Formation.

Biostratigraphy:

Age: Age? Stage?, upper Middle Campanian Stage, upper middle Senonian subepoch, lower Gulf Epoch, Middle Cretaceous.

Material:

UMNH VP 12838: LP4.

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PIGNATARO, WEIL, & WILLIAMSON, 2003

Locality: San Juan Basin, New Mexico.

Horizon: Naashoibito Member, Kirtland Formation.

Biostratigraphy:

Age: Kirtlandian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given:

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WEAVER, WILSON, KRUMENACKER, McLAUGHLIN, MOORE & VARRICCHIO, 2019

Locality: H34D site (Idaho Museum of Natural History locality 2167), northern Caribou County, Idaho.

Horizon: Wayan Formation.

Biostratigraphy:

Age: Albian Stage, Middle Gallic subepoch, upper Early Cretaceous Epoch, Early Cretaceous- Cenomanian Stage, Upper Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material:

IMNH 50886: A ?right p4 fragment.

IMNH 50885: A left P4 fragment.