bird-hipped

adjective1

1. •
   Belonging to the clade †Ornithischia, a group of primarily herbivorous dinosaurs characterized by a pubis that projects backwards, running parallel to the ischium.

   • All dinosaurs belonged to a group of reptiles called archosaurs. There were two separate types of dinosaur, the lizard-hipped dinosaurs (saurischians) and the bird-hipped dinosaurs (ornithischians). — 1975