Assertion: cretaceous plesiosaur | /r/HasProperty | journal of paleontology
Facets:
Source sentences:
text: Gastroliths from an Upper Cretaceous plesiosaur, Journal of Paleontology, 54(3):548-556.
text: Gastroliths from an Upper Cretaceous plesiosaur, Journal of Paleontology, 54(3):548-556.