McCORD, TEGOWSKI & SCARBOROUGH, 2002

Localites: Adobe Canyon, Santa Rita Mountains, Santa Cruz County, Arizona.

Horizon: Fort Crittenden Formation.

Biostratigraphy:

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

Material:

ASDM 2075: Sacral vertebra.

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PETERMANN & LYSON, 2025

Locality: DMNH Loc.3648, 60 km east of Denver, Denver County, Denver Basin, Colorado

Horizon: Hell Creek Formation.

Biostratigraphy:

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

Material:

Polyglphanodontia_A

DMNH EPV.141559: Parietal.

Polyglphanodontia_B

DMNH EPV.105813: Dentary.

Polyglphanodontia_C

DMNH EPV.141594: Dentary.

Polyglphanodontia_D

DMNH EPV.107919: Dentary.