Assertion: plesiosaur | /r/CapableOf | use their limbs
Facets:
value: purely
type: MANNER
Source sentences:
text: Although agreeing that plesiosaurs must have used their limbs to fly underwater, they noted that the simplest and apparently most effective up-and-down action was anatomically impossible.
text: The plesiosaurs were purely using their limbs to move around whereas most of the aquatic organisms use a tail, so the whales and the dolphins and the fish and even the other marine reptiles such as the icthyosaurs and the mosasaurs, they were all using their tails for locomotion.