Definitions for "Sauropoda"
An extinct order of herbivorous dinosaurs having the feet of a saurian type, instead of birdlike, as they are in many dinosaurs. It includes the largest known land animals, belonging to Brontosaurus, Camarasaurus, and allied genera. See Illustration in Appendix.
Infraorder of the sauropodomorpha.
Clade of saurischian dinosaurs, placed with clade Sauropodomorpha, characterized by a minimum of the following traits: 12 or more cervical vertebrae, neural arches and other processes smaller but forming better support for musculature as struts, sacrum with four or more vertebrae, large and separate pelvic bones, including an ilium with an expanded anterior end, minimum of 45 to more than 80 caudal vertebrae.