Aprox. 82-86 Million Years Ago
Ammonite Pachydiscus travisi
Ammonite Barroisiceras dentatocarinatum
Nautiloid Eutrophoceras campbelli
Nautiloid Cymatoceras elegans
Mosasaur cf Russelosaurus sp.
Echinoid Phymosoma bybeei
Echinoid Micraster uddeni
Shark Squalicorax falcatus
Shark Ptychodus latissimus
Shark Ptychodus latissimus
Shark Ptychodus atcoensis
Shark Scapanorhynchus raphiodon
Sawfish Texatrygon hooveri
Sawfish Ptychotrygon triangularis
Shark Cantioscylium decipiens
Gastropod Semineritina cf.
Bivalve Trigonia thoracia
Bivalve Astarte liniolata
Bivalve Lima crenulicosta
Bivalve Neithea austinensis
Brachiopod Choristothyris plicata (former)
Oyster Agerostrea mesenterica
Oyster Exogyra laeviuscula
Oyster Inoceramus subquadratus
Oyster Inoceramos mytilopsis
Oyster Pychnodont aucella
Oyster Exogyra laeviscula
Foraminifera Nodosaria sp.
Foraminifera Dentalina mutablis
Worm Pyrgopolon squamosus