ADRIAN, SMITH & McDONALD, 2025

Locality: San Juan County, New Mexico.
Note: Exact locality data are on file at teh BLM and the respective repositories.

Horizon: Menefee Formation.

Biostratigraphy:

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

Material:

NMMNH P-97383, P-97389: Shell fragments.

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SULLIVAN, JASINSKI, & LUCAS, 2013

Locality: 1639, New Mexico.

Horizon: De-na-zin Member, Kirtland Formation.

Biostratigraphy:

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

Material:

NMMNH P-22627: Hypoplastron fragment.

Locality: 228, New Mexico.

Horizon: Hunter Wash Member, Kirtland Formation.

Biostratigraphy:

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

Material:

SMP VP-742: Carapace and plasteron fragments.

Locality: 421, New Mexico.

Horizon: Hunter Wash Member, Kirtland Formation.

Biostratigraphy:

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

Material:

SMP VP-2034: 3 carapace fragments.

Locality: 4015, New Mexico.

Horizon: Fossil Forest Member, Fruitland Formation.

Biostratigraphy:

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

Material:

NMMNH P-27479: Numerous carapace fragements.