Of, relating to, or designating members of the family Melanorosauridae of prosauropod dinosaurs of the late Triassic, which were probably quadrupedal.
A dinosaur of the family Melanorosauridae.
1960s; earliest use found in Proceedings Linnean Society. From scientific Latin Melanorosauridae, family name from Melanorosaurus, genus name (S. H. Haughton 1924, in Ann. S. Afr. Mus 12 428; from ancient Greek μέλαν-, μέλας black + ὄρος mountain + σαῦρος lizard: see -saur) + -idae.