ARCHIBALD, 1987

Locality: Piceance Creek Basin, North West Colorado.

Horizon: Williams Fork Formation.

Biostratigraphy:

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

Material:

Number: Not given:

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EATON, DIEM, ARCHIBALD, SCHIERUP & MUNK, 1999, EATON, 2006

Locality: UMNH VP Locality 10 (Paul's Locality), Cedar Canyon, Markagunt Plateau, Iron County, southwestern 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:

UMNH VP 5629: m4.

= cf. Pediomys undescribed sp

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:

UMNH VP 6594: DP3?

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FIORILLO, 1989

Locality: Top Cat Quarry, Garfield Ranch Section, Golden Valley County, Montana.

Horizon: Judith River Formation.

Biostratigraphy:

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

Material:

UMNH VP 5140: DP3?

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Pediomys sp. A. FOX, 1979

Locality: Near Irvine, 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:

UA 14814: Left maxillary fragment having UM2-4.

UA 14815: UM2.
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FOX, 1989

Locality: Wounded Knee local fauna, a roadcut along Rte. 37, approximately 34 km south of Shaunavon, Saskatchewan Province, Canada.

Horizon: Frenchman Formation.

Biostratigraphy:

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

Material:

UALVP 22729: UMx.

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LILLEGRAVEN, 1972
Localities: LAV-7172, Near El Rosario, Baja California State, Mexico.

Horizon: “EL Gallo Formation”, Middle one-third of the Upper Campanian.

Biostratigraphy:

Age: Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

LACM 27598: M1.

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LILLEGRAVEN & MCKENNA, 1986

Locality: Meteors (UW V-81066), center of W 1/2 of NE 1/4 of SE 1/4 of N 1/4 of sec 27, T48N, R91W, Bighorn Basin, Washakie County, Wyoming.

Horizon: "Mesaverde" Formation.

Biostratigraphy:

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

Material:

UW 15533: Isolated right trigonid of LM2 or LM3.

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RYAN, CURRIE, GARDNER, VICKARYOUS & LAVIGNE, (1998) 2000

Locality: RTMP locality 2000 (L2000), Horse Thief Canyon along the Red Deer River Valley, Drumheller Valley badlands, Wheatland County, Southcentral Alberta Province, Canada.

Horizon: Horseshoe Canyon Formation, Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

RTMP 97.36.67: Incomplete tooth.

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SAHNI, 1972

Locality: Clambank Hollow, Chouteau County, Montana.

Horizon: Judith River Formation.

Biostratigraphy:

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

Material:

AMNH 77375: UM.

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SIMPSON, 1927

Locality: Montana.

Horizon: Hell Creek Formation.

Biostratigraphy:

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

Material:

AMNH 14401: Upper molar 2 or 3.

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" Pediomys" sp. cf. "P." hatcheri STORER, 1991

Locality: Gryde Local locality, Farm of Mr. Greg Gryde in Legal Subdivision 11, Section 19, Township 4, Range 18 West of the 3rd Meridian, Saskatchewan Province, Canada.

Horizon: Frenchman Formation.

Biostratigraphy:

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

Material:

P1927.726: RM2.

P1927.435: LM1, M2, or M3.

P2004.505: Rm3.

P1927.1028: Rm4.

P1927.72: Rm1, m2 or m3.

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= Pediomys? TRIEBOLD, 1997

Locality: Sandy Site, Harding County, South Dakota.

Horizon: Hell Creek Formation.

Biostratigraphy:

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

Material:

Number: Not given:

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WHITEBONE, CURRIE & FUNSTON, 2018

Locality: Morrin microsite Locality, southern Alberta Province, Canada.

Horizon: Horseshoe Canyon Formation (Lower Edmonton Formation), Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Tooth.

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WHITMORE, 1988

Locality: SDSM Locality V851, Zerbst Locality, east of the Cheyenne River, Niobrara County, Wyoming.

Horizon: Lance Formation.

Biostratigraphy:

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

Material:

SDSM 12361: Right M4.

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WOOD & ORMSBEE, 1954

Locality: From a blowout on the Altman property, on the Lance Creek Crazy Woman Creek divide, east of the Lance Creek-Hampshire road, 17.3 miles by road north of Lance Creek, Wyoming.

Horizon: Lance Formation.

Biostratigraphy:

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

Material:

AM 10447: LM4.