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 ?
In 2009, we began to uncover a massive ceratopsian (horned dinosaur) bone bed, or graveyard, which is as long as a football field and crammed with bones.
The specimen is the first ceratopsian dinosaur from the Korean peninsula.
The final chapter in the first part, "Pigeon-Holing the 'Dino-Birds'" by Allison Tumarkin-Deratzian, a specialist in bone growth in tetrapods and ceratopsian dinosaurs, examines aspects of the lineage that records the transition from theropod dinosaurs to birds.
The books draw on research conducted over two decades, made possible because of the discovery of a densely packed bonebed near Grande Prairie, Alberta, Canada, which yielded a new species of horned dinosaur, the ceratopsian.
It has been argued that ceratopsian humeri have massive shafts that are prima facie evidence of galloping.
Ceratopsian (horned) dinosaurs can be distinguished from one another by the ornamentation on their frills that extend shield-like from the back of their skulls.
Visitors will meet Mamenchisaurus, a huge plant-eater with the longest neck of any animal in history; the unicorn-like duck-billed Tsintaosaurus; and a miniature ceratopsian called Psittacosaurus, or parrot lizard; Sinosauropteryx and Caudipteryx, two of the feathered dinosaurs that have electrified the world of paleontology--and who can resist the sight of a Monolophosaurus locked in mortal combat with a Tuojiangosaurus?
This early relative of Triceratops is the earliest found ceratopsian in the world (plant-eating, quadrupedal ornithischian dinosaurs with beaks and bony head frills along the back of the skull).
Researchers discovered the fossilized horn of a ceratopsian - likely a Triceratops, which are common to the area - in the Hell Creek formation in Montana last year.
One major ceratopsian subgroup included psittacosaurids, which were bipedal, parrotbeaked creatures that briefly flourished about 140 million years ago.
The sizes and shapes of crystals from the fossil teeth suggest that the ceratopsian dinosaurs, relatives of Triceratops, may have eaten a high proportion of tough-leafed cycads, whereas the hadrosaurs, or duck-billed dinosaurs, probably favored ferns.
The antibody test found osteocalcin in the bones of hadrosaurs, a ceratopsian, and a sauropod dinosaur.