Results 11 to 20 of about 282 (138)

A Centrosaurine (Dinosauria: Ceratopsia) from the Aguja Formation (Late Campanian) of Northern Coahuila, Mexico. [PDF]

open access: yesPLoS ONE, 2016
While centrosaurines and ceratopsids in general are abundant in the Late Campanian of northern Laramidia, they are much less commonly found in southern Laramidia. This has supported hypotheses of dinosaur provinciality and endemism in the Late Cretaceous
Héctor E Rivera-Sylva   +2 more
doaj   +6 more sources

Correction: A New Taxon of Basal Ceratopsian from China and the Early Evolution of Ceratopsia. [PDF]

open access: yesPLoS ONE, 2016
There is an error in the caption title for Fig 6, “The squamosal of Yinlong downsi (IVPP V18641).” Please see the complete, correct Fig 6 caption here. Fig 6 The squamosal of Hualianceratops wucaiwanensis (IVPP V18641).
Fenglu Han   +3 more
doaj   +5 more sources

A neoceratopsian dinosaur from the early Cretaceous of Mongolia and the early evolution of ceratopsia. [PDF]

open access: yesCommun Biol, 2020
AbstractCeratopsia is a diverse dinosaur clade from the Middle Jurassic to Late Cretaceous with early diversification in East Asia. However, the phylogeny of basal ceratopsians remains unclear. Here we report a new basal neoceratopsian dinosaurBeg tsebased on a partial skull from Baruunbayan, Ömnögovi aimag, Mongolia.Begis diagnosed by a unique ...
Yu C   +4 more
europepmc   +8 more sources

A new leptoceratopsid (Ornithischia: Ceratopsia) from the Upper Cretaceous of Shandong, China and its implications for neoceratopsian evolution. [PDF]

open access: yesPLoS ONE, 2010
BackgroundThe ceratopsians represent one of the last dinosaurian radiations. Traditionally the only universally accepted speciose clade within the group was the Ceratopsidae.
Xing Xu   +4 more
doaj   +5 more sources

New species of Ceratopsia [PDF]

open access: yesAmerican Journal of Science, 1898
n ...
O. C. Marsh, Marsh, O. C.
openaire   +2 more sources

Ceratopsia

open access: yes, 1992
Published as part of Hunt, A. P. & Lucas, S. G., 1992, Stratigraphy, paleontology and age of the Fruitland and Kirtland Formations (upper Cretaceous), San Juan Basin, New Mexico, pp. 217-239 in New Mexico Geological Society, New Mexico Geological Society 43 rd Annual Fall Field Conference Guidebook on page 231, DOI: 10.5281/zenodo ...
Hunt, A. P., Lucas, S. G.
openaire   +3 more sources

Head size, weaponry, and cervical adaptation: Testing craniocervical evolutionary hypotheses in Ceratopsia.

open access: yesEvolution; international journal of organic evolution, 2016
The anterior cervical vertebrae form the skeletal connection between the cranial and postcranial skeletons in higher tetrapods. As a result, the morphology of the atlas-axis complex is likely to be shaped by selection pressures acting on either the head or neck.
VanBuren, Collin S.   +2 more
core   +7 more sources

Two new Ceratopsia from the Laramie of Converse County, Wyoming [PDF]

open access: yesAmerican Journal of Science, 1905
n ...
Hatcher, J. B., J. B. Hatcher
openaire   +2 more sources

High-resolution computed tomographic analysis of tooth replacement pattern of the basal neoceratopsian Liaoceratops yanzigouensis informs ceratopsian dental evolution [PDF]

open access: yesScientific Reports, 2018
The dental morphology and tooth replacement pattern of Liaoceratops yanzigouensis, the earliest known neoceratopsian, are important for our understanding of the evolution of the ceratopsian dental system.
Yiming He   +3 more
doaj   +2 more sources

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