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Ornithischia (/ˌɔːrnəˈθɪski.ə/) is an extinct clade of mainly herbivorous dinosaurs characterized by a pelvic structure superficially similar to that of birds. The name Ornithischia, or "bird-hipped", reflects this similarity and is derived from the Greek stem ornith- (ὀρνιθ-), meaning "bird", and ischion (ἴσχιον), meaning "hip". However, as birds are…
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ornithischians known group dinosaurs early taxa skull found ornithischian ornithopods teeth lesothosaurus groups stegosaurs small many large pisanosaurus members within
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Ornithischia | Dubious ornithischians | †Chilesaurus? | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Pisanosaurus? | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Silesauridae? (paraphyletic?) | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Saphornithischia Madzia et al., 2021 †Archaeocursor †Eocursor †Laquintasaura? †Lesothosaurus †Heterodontosauridae †Genasauria Sereno, 1986 †Serendipaceratops †Thyreophora †Neor… | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Archaeocursor | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Eocursor | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Laquintasaura? | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Lesothosaurus | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Heterodontosauridae | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Genasauria Sereno, 1986 †Serendipaceratops †Thyreophora †Neornithischia | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Serendipaceratops | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Thyreophora | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Neornithischia | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Alocodon | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Fabrosaurus | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Ferganocephale | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Gongbusaurus? | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Laosaurus | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Notoceratops | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Syngonosaurus | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Tichosteus | 1.00 | infobox |
| Ornithischia | Dubious ornithischians | †Trimucrodon | 1.00 | infobox |
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