Sp

LUCAS & SULLIVAN, 2006

Locality: SMP Locality 228, Northwestern New Mexico.

Horizon: Hunter Wash Member, Kirtland Formation.

Biostratigraphy:

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

Material:

SMP VP-1524: Carapace fragments.

SMP VP-1948: 2 carapace fragments.