Reptilia - Ornithischia - Spheroolithidae
Full reference: D. K. Zelenitsky and L. V. Hills. 1997. Normal and pathological eggshells of Spheroolithus albertensis, oosp. nov., from the Oldman Formation (Judith River Group, Late Campanian), southern Alberta. Journal of Vertebrate Paleontology 17(1):167-171
Belongs to Spheroolithus according to A. G. Sellés et al. 2014
See also Hirsch 2001, Jackson and Varricchio 2010, Moreno-Azanza et al. 2014, Zelenitsky 2000, Zelenitsky and Hills 1997 and Zelenitsky and Sloboda 2005
Sister taxa: Spheroolithus choteauensis, Spheroolithus europaeus, Spheroolithus irenensis, Spheroolithus jincunensis, Spheroolithus maiasauroides, Spheroolithus quantouensis, Spheroolithus spheroides, Spheroolithus tenuicorticus, Paraspheroolithus sanwangbacunensis, Paraspheroolithus yangchengensis
Type specimen: RTMP 94.157.63, an egg. Its type locality is Devil's Coulee (general), which is in a Campanian terrestrial mudstone in the Oldman Formation of Canada.
Ecology: ground dwelling herbivore
Distribution:
• Cretaceous of Canada (5: Alberta collections), United States (1: Montana)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.