Any of various herbivorous saurischian dinosaurs constituting the suborder Sauropodomorpha, which typically had a long neck and small head.
The group comprised the gigantic quadrupedal sauropods along with the bipedal prosauropods and other ancestral forms.
Of or relating to the dinosaur suborder Sauropodomorpha; designating a dinosaur of this suborder.
1960s; earliest use found in Proceedings Linnean Society. From sauropod + -o- + -morph, after scientific Latin Sauropodomorpha, suborder name.