Results 1 to 10 of about 135 (61)

Espinas dérmicas del dinosaurio anquilosaurio Polacanthus en las facies Weald de Salas de los Infantes (Burgos, España) [PDF]

open access: yesEstudios Geologicos, 1999
Se describen elementos dermatoesqueléticos de un anquilosaurio procedentes del yacimiento de Fuente Espudia, cerca de Salas de los Infantes (Burgos). Los restos fósiles se localizan en arcillas rojas del Grupo Urbión, que forman parte de las facies Weald
X. Pereda Suberbiola   +8 more
doaj   +14 more sources

The phylogenetic nomenclature of ornithischian dinosaurs. [PDF]

open access: yesPeerJ, 2021
Ornithischians form a large clade of globally distributed Mesozoic dinosaurs, and represent one of their three major radiations. Throughout their evolutionary history, exceeding 134 million years, ornithischians evolved considerable morphological ...
Madzia D   +5 more
europepmc   +4 more sources

A new Cretaceous thyreophoran from Patagonia supports a South American lineage of armoured dinosaurs. [PDF]

open access: yesSci Rep, 2022
The early evolution of thyreophoran dinosaurs is thought to have occurred primarily in northern continents since most evidence comes from the Lower and Middle Jurassic of Europe and North America.
Riguetti FJ   +2 more
europepmc   +5 more sources

The anatomy and palaeobiology of the early armoured dinosaur Scutellosaurus lawleri (Ornithischia: Thyreophora) from the Kayenta Formation (Lower Jurassic) of Arizona. [PDF]

open access: yesR Soc Open Sci, 2021
The armoured dinosaurs, Thyreophora, were a diverse clade of ornithischians known from the Early Jurassic to the end of the Cretaceous. During the Middle and Late Jurassic, the thyreophorans radiated to evolve large body size, quadrupedality, and complex
Breeden BT   +4 more
europepmc   +3 more sources

Dinosaurios de la Península Ibérica

open access: yesEstudios Geologicos, 2006
registro de restos directos de dinosaurios en la Península Ibérica ha mostrado, en los últimos años, que puede ser muy relevante para el conocimiento de distintos aspectos de la historia evolutiva del grupo y, dada la posición de la Península Ibérica ...
F. Ortega   +4 more
doaj   +1 more source

I.—Notes on British Dinosaurs. Part II: Polacanthus [PDF]

open access: yesGeological Magazine, 1905
Next to Hypsilophodon it was Polacanthus which attracted my attention. A careful study soon showed that, after the death of the animal, the remains of some Crocodilian had accidentally become commingled with this Dinosaur. Besides this, some pieces, namely, the back part of a skull and a cervical, showed remarkably Iguanodon-like characters, and the ...
openaire   +1 more source

VII. Supplemental note on polacanthus foxii, describing the dorsal shield and some parts of the endoskeleton, imperfectly known in 1881 [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. (B.), 1887
In a former paper, descriptive of the type remains of Polacanthvs Foxii , some account was given of its dermal armour, but the description was unavoidably very incomplete, owing to the extremely fragmentary state of the parts originally composing it.
openaire   +1 more source

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