Spheroolithus choteauensis Jackson and Varricchio 2010 (bird foot dinosaur)

Reptilia - Neornithischia - Spheroolithidae

Full reference: F. D. Jackson and D. J. Varricchio. 2010. Fossil eggs and eggshell from the lowermost Two Medicine Formation of western Montana, Sevenmile Hill locality. Journal of Vertebrate Paleontology 30(4):1142-1156

Belongs to Spheroolithus according to F. D. Jackson and D. J. Varricchio 2010

See also Moreno-Azanza et al. 2014 and Sell├ęs et al. 2014

Sister taxa: Spheroolithus albertensis, Spheroolithus europaeus, Spheroolithus irenensis, Spheroolithus jincunensis, Spheroolithus maiasauroides, Spheroolithus megadermus, Spheroolithus spheroides, Spheroolithus tenuicorticus, Paraspheroolithus yangchengensis, Paraspheroolithus sanwangbacunensis

Type specimen: ES 113, an egg. Its type locality is Dave and Joel Quarry (E-2), which is in a Campanian terrestrial horizon in the Two Medicine Formation of Montana.

Ecology: ground dwelling herbivore


• Cretaceous of United States (4: Montana collections)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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