BRAND, HECKERT, SANCHEZ, FOSTER, HUNT-FOSTER & EBERLE, 2022
Localtiy: J & M Site, Rio Blanco County, Colorado.
Horizon: Mesa Verde Group, Williams Fork Formation.
Biostratigraphy:
Age: Late Campanian-Early Maastrichtian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
MWC 8848: Upper incisor.
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CARPENTER, 1979
Locality: UCM Loc. 77062, Weld county, Colorado.
Horizon: Laramie Formation.
Biostratigraphy:
Age: Lancian Age, upper Maastrichtian Stage, uppermost Senonian Subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material:
UCM 38783: Upper incisor.
UCM 38784: Right M1.
UCM 38786: Lower incisor.
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EATON & CIFELLI, 1988
Locality: Kaiparowits Plateau, Southern Utah.
Horizon: Wahweap Formation.
Biostratigraphy:
Age: Aquilian in age, Lower Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
Number: Not given:
Locality: Kaiparowits Plateau, Southern Utah.Horizon: Lower Kaiparowits Formation, Late Cretaceous.
Biostratigraphy:
Age: Judithian age, Late Campanian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
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EATON & CIFELLI, 2013
Locality: Locality 6, Grand Staircase, Kane County, Utah.
Horizon: Wahweap Formation.
Biostratigraphy:
Age: Aquilian in age, Lower Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
UMNH VP 7743: RM1 (partial).
Locality: Locality 807, Grand Staircase, Kane County, Utah.
Horizon: Wahweap Formation.
Biostratigraphy:
Age: Aquilian in age, Lower Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.
Material:
UMNH VP 17492 (BRCA 8338): Lm1.
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FLYNN, 1986
Locality: 7599, Burnham South is located about 3 km south of Burnham Trading Post, in exposures bordering Brimhall Wash, San Juan Basin, New Mexico.
Horizon: Naashoibito Member, Latest Kirtland Formation.
Biostratigraphy:
Age: Kirtlandian age, uppermost Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
NMMNH P-49780 (= UALP 15640): Right lower incisor fragment.
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HUNTER, 1995
Locality: Muddy Tork Locality, Williston Basin, Dawson County, Montana.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: Abundant material.
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HUNTER & ARCHIBALD, 2002
Locality: PTRM locality V89004, Miller Ranch locality, North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
PTRM 606, 1291: Fragmentary teeth.
PTRM 1276: Left petrosal.
Note: = ?Meniscoessus sp
Locality: PTRM locality V92067, Sunset Butte locality, North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
PTRM 621, 623, 624, 1226, 1231, 1232, 1247, 1264, 1287, 2120-2122, 2124, 3003, 3042: Fragmentary teeth.
Locality: PTRM locality V86003, Pretty Butte locality, North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
PTRM 3005, 3006: Fragmentary teeth.
PTRM 1115: PX fragment.
Note : = ?Meniscoeess sp.
Locality: PTRM locality V86002, North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
PTRM 3603: Fragmentary teeth.
Locality: PTRM locality V89003, Pretty Butte locality, North Dakota.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
PTRM 2173: Fragmentary teeth.
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= cf. Meniscoessus SANKEY, 1997
Locality: Near Talley Mountain, Big Bend National Park, Brewster County, Texas.
Horizon: Upper Aguja Formation.
Biostratigraphy:
Age: Edmontonian age, Upper Campanian Stage- Lower Maastrichtian Stage, Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
Number: Not given:
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SIMPSON, 1929
Locality: Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
CM 11659: Right M1.
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SIMPSON, 1936
Locality: 35 miles southwest of Ekalaka, Sec. 9, T1S, R55E, Montana.
Horizon: Hell Creek Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
AMNH 22708: Fragment of a left lower jaw with P4-M2.
Locality: Lance, Niobrara County, Wyoming.
Horizon: Lance Formation.
Biostratigraphy:
Age: Lancian age, upper Maastrichtian Stage, uppermost Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.
Material:
AMNH 14414: P4.
AMNH 2165: M1.
AMNH 2153: Right M2.
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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: Skull.