Species: incus FOX, 1971
Etymology:

Holotype: UA 5522

Locality: UA-MR-8, Verdigris Coulee, approximately 18 miles east of the village of Milk River, Warner County, Alberta Province, Canada.

Horizon: Upper Milk River Formation.

Biostratigraphy:

Age: Aquilian age, Lower Campanian Stage, Aquilian in age, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material: LUM3.

Referred material:

Locality: UA-MR-4, UA-MR-6, UA-MR-8, Verdigris Coulee, approximately 18 miles east of the village of Milk River, Alberta, Canada.

Horizon: Upper Milk River.

Biostratigraphy:

Age: Late Cretaceous.

Material:

UA 5523: LUM4.

UA 5524: LLPx.

UA 5525: RLMx.

UA 5587: RLMx.

DAVIS, CIFELLI, & COHEN, 2016

Locality: OMNH V1409, Toole County, Montana.

Horizon: Deadhorse Coulee Member, Eagle Formation.

Biostratigraphy:

Age: Santonian Stage, Upper Gallic Subepoch, Gulf Epoch, Late Cretaceous.

Material:

OMNH 66351: Left M3.

 

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Species: minor FOX, 1971
Etymology:

Holotype: UA 5539

Locality: UA-MR-8, Verdigris Coulee, approximately 18 miles east of the village of Milk River, Warner County, Alberta Province, Canada.

Horizon: Upper Milk River Formation.

Biostratigraphy:

Age: Aquilian age, Lower Campanian Stage, Aquilian in age, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material: RUM2.

Referred material:

Locality: UA-MR-4, UA-MR-6, UA-MR-8, Verdigris Coulee, approximately 18 miles east of the village of Milk River, Warner County, Alberta Province, Canada.

Horizon: Upper Milk River Formation.

Biostratigraphy:

Age: Aquilian age, Lower Campanian Stage, Aquilian in age, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material:

UA 5532: LUM2.

UA 5553: Fragmentary RUM2.

UA 5540: Fragmentary RUM4.

UA 5534: LLM2.

UA 5531: RLM3.

UA 5586: RLM3.

 

DAVIS, CIFELLI, & COHEN, 2016

Locality: OMNH V1409, Toole County, Montana.

Horizon: Deadhorse Coulee Member, Eagle Formation.

Biostratigraphy:

Age: Santonian Stage, Senonian  Subepoch, Gulf Epoch, Late Cretaceous.

Material:

OMNH 66352: Left MX preserving only mesiobucal corner.

OMNH 66353: Right m2.

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Species: paraminor RIGBY & WOLBERG, 1987
Etymology:

Holotype: UNM-B5542

Locality: Quarry 1, Fossil Forest, San Juan Basin, New Mexico.

Horizon: Lower Kirtland Formation.

Biostratigraphy:

Age: Kirtlandian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Upper molar fragment.

Referred material:

UNM-B5559: LM1.

UNM-B1718: LM2.

UNM-B1731: LM3.

UNM-B5543: LM3 talonid.

 

= Pediomys hatcheri FOX, 1979
Etymology:

Holotype:

Locality: Alberta Province, Canada.

Horizon: Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch,

Material:

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Species: ?laurae EATON, 2006
Etymology: In honor of Dr. Eaton's daughter, Laura Eaton, who at the age of eight picked one of these two teeth from the concentrate, and to remind her that, at least at one time of her life, she loved being in the field.

Holotype: UMNH VP 5632

Locality: UMNH VP Locality 11, Websters Flat Locality, Markagunt Plateau, Kane County, Southern Utah.

Horizon: Tibbet Canyon Member, Straight Cliffs Formation.

Biostratigraphy:

Age: Upper Turonian Stage or Lower Coniacian Stage, lowest Senonian subepoch, lower Gulf Epoch, Early Late Cretaceous.

Material: RM2?

Referred material:

UMNH VP 5633: M4.
Note: Probably from the same individual as the type.

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Species: analetris COHEN, DAVIS, & CIFELLI, 2020 (published 2021)
Etymology: Greek, an-, "without" and Greek, aletris, "grinding."

Holotype: UCMP 131240

Locality: UCMP Locality V82117, Hill County, Montana.

Horizon: Judith River Formation.

Biostratigraphy:

Age: Judithian Age, Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Left Mx.

Referred material:

UCMP 235745: Left Mx, missing the paracone and anterior portion of the stylar shelf.