ceratopsian

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cer·a·top·si·an

 (sĕr′ə-tŏp′sē-ən)
n.
Any of various herbivorous quadrupedal ornithischian dinosaurs of the group Ceratopsia of the Cretaceous Period, having a beaked mouth, usually a bony frill on the back of the skull, and sometimes horns.

[From New Latin Cerātōpsia, suborder name : Greek keras, kerāt-, horn; see ker- in Indo-European roots + Greek ōps, eye, face; see okw- in Indo-European roots.]

cer′a·top′si·an adj.

ceratopsian

(ˌsɛrəˈtɒpsɪən) or

ceratopsid

adj
resembling or belonging to the Ceratopsia, a suborder of herbivorous dinosaurs characterized by their parrot-like beaks, horns, and neck frills
n
a dinosaur of the suborder Ceratopsia

cer·a·top·si·an

(sĕr′ə-tŏp′sē-ən)
Any of various medium-sized to large, plant-eating dinosaurs of the late Jurassic and Cretaceous Periods. Ceratopsians walked on four legs and had a broad bony plate covering the neck, a beaked mouth, and one or more horns on the head. Triceratops is an example of a ceratopsian.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ceratopsian - any of several four-footed herbivorous dinosaurs with enormous beaked skullsceratopsian - any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia
ornithischian, ornithischian dinosaur - herbivorous dinosaur with a pelvis like that of a bird
Ceratopsia, suborder Ceratopsia - horned dinosaurs
protoceratops - small horned dinosaur
triceratops - huge ceratopsian dinosaur having three horns and the neck heavily armored with a very solid frill
styracosaur, styracosaurus - an unusual ceratopsian dinosaur having many large spikes around the edge of its bony frill and a long nose horn; late Cretaceous
psittacosaur, psittacosaurus - primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal
References in periodicals archive ?
Famous dinosaurs in that area included predatory tyrannosaurs, the duck-billed hadrosaurs, heavily armored ankylosaurs, and horned dinosaurs known as ceratopsians.
The armored Stegosaurus is here, as well as the homed and frilled Ceratopsians and a Pachycephalosaur with its huge helmet of bone.
Now, the discovery of the fossils of several young dinosaurs in one small space suggests that an ancestor of ceratopsians exhibited social behavior millions of years before their group gained large distinctive decorations.
A scaling equation generated from dimensional data representing 10 genera of ceratopsians indicates that their humeral diameter is substantially less massive than predicted by McMahon's elastic similarity principle, and, therefore, does not provide evidence of adaptation to galloping.
In Alberta's Dinosaur Provincial Park, a bone bed of Centrosaurus --one of the ceratopsians, horned dinosaurs--has been worked by Philip Currie and others from the Tyrrell Museum of Palaeontology.
He added that cranial injuries have been identified in a number of ceratopsians like Triceratops.
This group, the ceratopsians, was one of the last and most diverse sets of dinosaurs, says Peter J.
Tyrannosaurids are one of many dinosaur groups that exhibited trans-Laurasian (or at least Asian and North American) distributions during the Late Cretaceous; others include ceratopsians, hadrosaurs, and pachycephalosaurs (e.
Other dinosaurs, like ceratopsians and hadrosaurs, had them too.
Bakker of the University of Colorado in Buoulder challenged that slowpoke image by showing ceratopsians in a stance with all legs descending directly under the body -- a posture that would have allowed the animals to gallop like rhinoceroses.