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.