lizard-hipped
adjEtymology Calque of taxonomic name Saurischia, from Ancient Greek σαῦρος (saûros, “lizard”) + ἰσχίον (iskhíon, “hip joint”).
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Biology, History, Human sciences, Natural sciences, Paleontology, Sciences Belonging to the clade Saurischia, a group of dinosaurs typically characterised by a pelvic structure in which the pubis projects forward, forming a three-pronged arrangement.
- 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, The World of Dinosaurs, New York: Banner Press, Inc., page 8:
- Scientists classify dinosaurs in two main orders based on the shape of their hips. All dinosaurs were either lizard-hipped or bird-hipped.1989, Karen Liptak, Pangaea: The Mother Continent, Tucson: Harbinger House, Inc., page 30:
1 more example
- The only way to really tell the difference between a bird-hipped and lizard-hipped dinosaur is to examine their pelvis, or hip girdle.1990, Teri Degler, Everything Your Kids Wanted to Know About Dinosaurs but Were Afraid to Ask, Saskatoon, Saskatchewan: Western Producer Prairie Books, page 85:
- Related terms
- bird-hipped