Recent Examples of ornithischian from the Web
The dinosaur, first described in 2015 as a bizarre, herbivorous theropod, is actually a primitive ornithischian, according to the study — a placement that would strengthen the authors’ argument for rewriting the entire family tree.
But the saurischians and ornithischians are the two main branches with more specific lineages arrayed along them.
The second group, ornithischians, have pelvic structures superficially similar to modern birds, and include classic armored dinos like Stegasaurus and Triceratops.
Not to mention that the new analysis brings up the question of why theropods and sauropods share air sacs that lightened their skeletons and yet ornithischians –
The ornithischians, by contrast, included dinosaurs like Stegosaurus and Camptosaurus.
However, since 2002 paleontologists have unearthed a couple of other ornithischians with primitive bristle or furlike feathers.
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Origin and Etymology of ornithischian
First Known Use: 1888See Words from the same year
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