Assertion: plesiosaur's jaw | /r/HasProperty | lined with dentary
Facets:
Source sentences:
text: Morturneria was a "trap" feeder with a broad skull, and upper and lower jaws lined with densely arranged small sharp teeth (38+ maxillary; 46+ dentary; 15 premaxillary), similar to Jurassic cryptoclidids and Aristonectes.