NOUN
- any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic
How To Use hadrosaur In A Sentence
- For an instructive comparison, think of the hadrosaurian dinosaur Maiasaura peeblesorum, which died out about seventy million years ago. The Song of The Dodo
- The pair discovered tooth marks on a femur bone from a Champsosaurus, an aquatic reptile that grew up to five feet long; the rib of a dinosaur, most likely a hadrosaurid or ceratopsid; the femur of another large dinosaur that was likely an ornithischian; and a lower jaw bone from a small marsupial. Science Blog
- In the photo above, Luis is holding a caudal vertebra from a hadrosaurid that bears a deep score mark across its surface. Archive 2006-02-01
- Associated remains found with this skeleton consist of acid - etched vertebrae and a fragmentary dentary from juvenile hadrosaur dinosaurs.
- The ornithischians (‘bird-hipped’ dinosaurs) are herbivores, and include the plated Stegosaurus, the armored Ankylosaurus, horned ceratopsians, and duck-billed hadrosaurids.
- Although an apparent explosion of dinosaur diversity occurred in the mid-Cretaceous, coinciding with the emergence of new groups e.g. neoceratopsians, ankylosaurid ankylosaurs, hadrosaurids and pachycephalosaurs, results from the first quantitative study of diversification applied to a new supertree of dinosaurs show that this apparent burst in dinosaurian diversity in the last 18 Myr of the Cretaceous is a sampling artefact. Neoceratopsian publications for 2008
- Tyrannosaurus Rex, I called him fang-face, hadrosaurs of all varieties, crested, helmeted, hyracotherium, pteranodons which I call golden fliers, or giffs. Survivors
- Early interpretations of fossil skin impressions suggested that hadrosaur feet were webbed.
- This particular fossil came from a hadrosaurid (duck-billed dinosaur), so I guess I'm boning them first. Geekologie - Gadgets, Gizmos, and Awesome
- The ornithopods included the hadrosaurs or duck-billed dinosaurs, in which the front of the mouth was enlarged to form a broad flat beak and a variety of bony crests were developed on top of the head.