Assertion: plesiosaur's teeth | /r/HasProperty | recurved
Facets:
value: highly
type: DEGREE
value: to act as a ratchet
type: PURPOSE
value: slightly
type: DEGREE
value: unusually
type: DEGREE
Source sentences:
text: In P. brachyspondylus, the cranium is robust and the posterior teeth are unusually recurved (fig 5) to act as a ratchet to pull struggling prey into the mouth (Taylor and Cruickshank, 1993).
text: The teeth are relatively small, uniform in shape, thin, pointed and slightly recurved, with 43+ on each side of the upper jaw and 42+ on each side of the lower jaw.
text: The teeth are highly recurved, thin, sharply pointed, with 36 in each side of the lower jaw, indicating a trap-feeder on relatively small, soft prey.