ornithischia

• Clado extinto de reptiles terrestres caracterizado por una pelvis de construcción similar a la de las aves, que incluye dinosaurios acorazados (tireóforos), dinosaurios de cabeza gruesa y con cuernos (marginocéfalos) y dinosaurios de pico de pato (euronitópodos).

An extinct clade of terrestrial reptiles characterized by a bird-like pelvic structure, which includes armored dinosaurs (thyreophorans), boneheaded and horned dinosaurs (marginocephalians), and duck-billed dinosaurs (euronithopods).

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1. Extinct terrestrial reptilesC2formalscientific

   An extinct order of terrestrial reptiles characterized by a bird-like pelvis structure, including armored dinosaurs, boneheaded and horned dinosaurs, and duck-billed dinosaurs.

   Ornitisquios

   • Ornithischia includes well-known dinosaurs like Stegosaurus and Triceratops.
   • The bird-like pelvis of Ornithischia distinguishes them from saurischian dinosaurs.
   • Fossil evidence shows that Ornithischia were primarily herbivorous.

   Antónimossaurischia