Arthropods Insects Name Novelty Status Authors Age Unit Location Notes ImagesCalyptapisGen et sp novValidCockerellPriabonian Florissant FormationA Bombini bumblebee relative. Type species is C. florissantensisPalaeovespaGen et sp. novvalidCockerellPriabonian Florissant FormationA Vespidae wasp, with three species P. florissantia, P. gillettei, and P. scudderiProtostephanusGen et sp. novvalidCockerellPriabonian Florissant FormationA Stephanidae wasp Type species P. ashmeadi

Archosauromorphs Apatosaurus gastroliths documented.Cannon (1906). Sanders, Manley, and Carpenter (2001), "Table 12.1" page 167. Wieland claims to have found stegosaur gastroliths.Wieland (1906). Sanders, Manley, and Carpenter (2001), "Table 12.1" page 167.

Dinosaurs Data courtesy of George Olshevsky's dinosaur genera list.

Name Status Authors Notes Images "Proceratops"Lull, R.S. 1906. A new name for the dinosaurian genus Ceratops. Amer. J. Sci. (ser. 4) 21: p. 124.Junior synonym. Richard Swann Lull Junior synonym of Ceratops.

References

Sanders F, Manley K, Carpenter K. Gastroliths from the Lower Cretaceous sauropod Cedarosaurus weiskopfae. In: Tanke D.H, Carpenter K, editors. Mesozoic vertebrate life: new research inspired by the paleontology of Philip J. Currie. Indiana University Press; Bloomington, IN: 2001. pp. 166–180.