PaleoDB taxon number: 65568
Full reference: E. S. Bray. 1999. Eggs and eggshell from the Upper Cretaceous North Horn Formation, central Utah. Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:361-375
Sister taxa: none
Type specimen: UCM 47620, an egg (eggshell fragments). Its type locality is One Egg Locality, which is in a Maastrichtian terrestrial horizon in the North Horn Formation of Utah.
Ecology: ground dwelling carnivore