Zapsalis was a carnivore. It lived in the Cretaceous period and inhabited North America. Its fossils have been found in places such as Alberta (Canada), Wyoming and Montana.

Quick facts about Zapsalis:

  • Existed from 83.5 million years ago to 66 million years ago
  • Lived in a terrestrial habitat
  • Was a carnivore
  • Reproduced by laying eggs
  • 5 different specimens have been found by paleontologists

All the Zapsalis illustrations below were collected from the internet. Enjoy and explore:

Zapsalis was described by the following scientific paper(s):
  • D. L. Lofgren. 1995. The Bug Creek problem and the Cretaceous-Tertiary transition at McGuire Creek, Montana. University of California Publications in Geological Sciences 140:1-185
  • D. W. Larson. 2008. Diversity and variation of theropod dinosaur teeth from the uppermost Santonian Milk River Formation (Upper Cretaceous), Alberta: a quantitative method supporting identification of the oldest dinosaur tooth assemblage in Canada. Canadian Journal of Earth Sciences 45(12):1455-1468
  • R. C. Fox. 1971. Early Campanian multituberculates (Mammalia: Allotheria) from the upper Milk River Formation, Alberta. Canadian Journal of Earth Sciences 8:916-938