Results 31 to 40 of about 287 (148)

Locomotor reassessment of Iguanodon, Ouranosaurus and Lurdusaurus (Dinosauria, Ornithopoda) using osteological correlates [PDF]

open access: yesFossil Record
Large ornithopod dinosaurs have been successively described as quadrupeds, bipeds and facultative bipeds. Here we study the case of three ankylopollexians (Iguanodon bernissartensis, Ouranosaurus nigeriensis and Lurdusaurus arenatus) for which locomotion
Jordan Gônet   +2 more
doaj   +3 more sources

Ornithopod and Sauropod Dinosaur Remains from the Maastrichtian Al-Khod Conglomerate, Sultanate of Oman

open access: yesSultan Qaboos University Journal for Science, 2008
Fieldwork in the Upper Cretaceous (Maastrichtian) Al-Khod Conglomerates in the Sultanate of Oman led to the discovery of a large bone fragment tentatively identified as a partial distal left humerus of a sauropod and an ornithopod dorsal vertebra.
Ann S. Schulp   +6 more
doaj   +1 more source

Hypsilophodon foxii (Reptilia, Ornithischia) en el Cretácico inferior de Igea (La Rioja, España). [PDF]

open access: yesMunibe Ciencias Naturales, 1994
Se describen restos óseos del dinosaurio ornitópodo Hypsilophodon   foxii, pertenecientes a un único ejemplar hallado en sedimentos   rojos del Cretácico inferior (facies Weald) en la provincia de La   Rioja (N. de España).
TORRES, J.A., VIERA, Luis I.
doaj  

The cranial anatomy of Tenontosaurus tilletti Ostrom, 1970 (Dinosauria, Ornithopoda) [PDF]

open access: yesPalaeontologia Electronica, 2015
Thomas, DA (2015): The cranial anatomy of Tenontosaurus tilletti Ostrom, 1970 (Dinosauria, Ornithopoda).
openaire   +2 more sources

Carex ornithopoda Willd.

open access: yes, 2018
Carex ornithopoda Willd. Artbeschreibung: 5-15(-25) cm hoch. Blätter 2-4 mm breit, flach, schlaff. Stängel oben meist gebogen. Blütenstand mit 2-3 lockerfrüchtigen weiblichen und einer männlichen Ähre, alle Ähren einander genähert, kurz gestielt oder sitzend, die weiblichen oft gebogen, der Blütenstand dadurch einem Vogelfuss ähnlich.
Konrad Lauber   +2 more
openaire   +2 more sources

Ontogeny and taxonomy of the hadrosaur (Dinosauria, Ornithopoda) remains from Basturs Poble bonebed (late early Maastrichtian, Tremp Syncline, Spain). [PDF]

open access: yesPLoS ONE, 2018
The lower Maastrichtian site of Basturs Poble (southern Pyrenees, Spain) is the first hadrosaur bonebed reported from Europe. It is an accumulation of disarticulated lambeosaurine skeletal elements, possibly belonging to Pararhabdodon isonensis.
Víctor Fondevilla   +5 more
doaj   +1 more source

LOS HADROSAURIOS (ORNITHOPODA, HADROSAUROIDEA) MEXICANOS: UNA REVISIÓN CRÍTICA

open access: yesRevista Latinoamericana de Herpetología, 2021
Este trabajo ofrece un panorama actualizado sobre los hadrosaurios de México a través de la revisión crítica de 175 publicaciones aparecidas entre 1913 y 2019, donde se reportan restos de naturaleza ósea, icnológica, tegumentaria, dental y oolítica de estos organimos.
openaire   +2 more sources

Dinosaurios del Cretácico inferior de Galve (Teruel, España)

open access: yesEstudios Geologicos, 1987
El objetivo principal del presente trabajo ha sido completar el estudio de la fauna de dinosaurios del sinclinal de Galve, de edad mayoritariamente barremiense inferior, aunque el yacimiento de Las Zabacheras puede tener una edad Hauteriviense y el ...
J. L. Sanz   +3 more
doaj   +1 more source

An exquisitely preserved young iguanodontian from the Upper Jurassic of Tanzania sheds light on skeletal fusion patterns within Archosauria

open access: yesPapers in Palaeontology, Volume 12, Issue 3, May/June 2026.
Abstract Dysalotosaurus lettowvorbecki (Ornithopoda, Dinosauria) is a small‐sized dryosaurid iguanodontian known from various isolated remains collected from the Tendaguru Formation (Upper Jurassic, Tanzania). Micro‐computed tomography of a small individual encased in a block offered a unique opportunity to describe c.
Riccardo Rocchi   +3 more
wiley   +1 more source

Cranial growth and variation in edmontosaurs (Dinosauria: Hadrosauridae): implications for latest Cretaceous megaherbivore diversity in North America.

open access: yesPLoS ONE, 2011
The well-sampled Late Cretaceous fossil record of North America remains the only high-resolution dataset for evaluating patterns of dinosaur diversity leading up to the terminal Cretaceous extinction event.
Nicolás E Campione, David C Evans
doaj   +1 more source

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