Spinosaurus aegyptiacus (specimens 09-12)

Spinosaurus teeth (S. aegyptiacus) from the late Cretaceous period

Maiasaura peeblesorum (specimen 07)

Maiasaur bone fragment (M. peeblesorum) from the late Cretaceous period

Plioplatecarpus sp. (specimen 06)

Mosasaur bone fragment (Plioplatecarpus sp.) from the late Cretaceous period

Oviraptor philoceratops (specimens 04-05)

Oviraptor egg shell fragments (O. philoceratops) from the late Cretaceous period

Prognathodon sp. (specimen 03)

A mosasaur tooth (Prognathodon sp.) in matrix from the late Cretaceous period

KT Boundary Soil Sample (specimen 06)

A vial of layered soil from the KT (KPg) extinction layer in South Dakota, USA