Tristraguloolithus is an oogenus of dinosaur egg from the late Campanian of Alberta.D. K. Zelenitsky, L. V. Hills, and P. J. Currie. (1996). Parataxonomic classification of ornithoid eggshell fragments from the Oldman Formation (Judith River Group; Upper Cretaceous), southern Alberta. Canadian Journal of Earth Sciences 33:1655-1667
See also
List of dinosaur oogenera
References