Paleontologyany herbivorous or carnivorous dinosaur of the order Saurischia, having a three-pronged pelvis resembling that of a crocodile. Cf. ornithischian.
adj.
Paleontologybelonging or pertaining to the Saurischia.
Neo-Latin Saurischi(a) name of the order (Saur(ia) (see -saur) + Latin -ischi(um) ischium + -a -a1) + -an