1) Animal order 2) Suborder prosauropoda 
(pronounced proh-sawr-OP-oh-da) The prosauropods meaning before sauropoda [lizard-footed]) were an infraorder of the sauropodomorpha dinosaurs and were either the ancestors of the sauropods or had a common ancestor with them. Prosauropods had a long neck, a small head, and large, hooked claws on their 5-toed feet; they had a reduced fifth metatarsa...
[n] - the earliest known dinosaurs
suborder Prosauropoda noun the earliest known dinosaurs