Results 51 to 60 of about 2,354 (215)

Temporal and phylogenetic evolution of the sauropod dinosaur body plan [PDF]

open access: yes, 2016
The colossal size and body plan of sauropod dinosaurs are unparalleled in terrestrial vertebrates. However, to date, there have been only limited attempts to examine temporal and phylogenetic patterns in the sauropod bauplan.
Allen, V   +9 more
core   +4 more sources

Sauropoda Marsh 1878

open access: yes, 2019
Published as part of Silva Junior, Julian C. G., Marinho, Thiago S., Martinelli, Agustín G. & Langer, Max C., 2019, Osteology and systematics of Uberabatitan ribeiroi (Dinosauria; Sauropoda): a Late Cretaceous titanosaur from Minas Gerais, Brazil, pp.
Silva Junior, Julian C. G.   +3 more
openaire   +2 more sources

A new sauropod titanosaur from the Plottier Formation (Upper Cretaceous) of Patagonia (Argentina) [PDF]

open access: yes, 2011
This paper presents a new titanosaur sauropod, collected from levels of reddish clays assigned to the Plottier Formation (Coniacian-Santonian). The holotype of Petrobrasaurus puestohernandezi gen. et. sp. nov.
Canudo, J.I.   +6 more
core   +4 more sources

Finite elements analysis suggests a defensive role for osteoderms in titanosaur dinosaurs (Sauropoda)

open access: yesCretaceous Research, 2022
Abstract Here we present, for the first time, the use of finite element analysis to evaluate bites of two possible predators, a baurusuchid crocodyliform and an abelisaurid theropod into titanosaur osteoderms, in order to test if these structures could act as defensive tools.
Julian C.G. Silva Junior   +4 more
openaire   +4 more sources

Xenoposeidon is the earliest known rebbachisaurid sauropod dinosaur [PDF]

open access: yesPeerJ, 2018
Xenoposeidon proneneukos is a sauropod dinosaur from the Early Cretaceous Hastings Group of England. It is represented by a single partial dorsal vertebra, NHMUK PV R2095, which consists of the centrum and the base of a tall neural arch.
Michael P. Taylor
doaj   +2 more sources

Rayososaurus (Sauropoda, Diplodocoidea) no Meso-Cretáceo do norte-nordeste brasileiro [PDF]

open access: bronzeRevista Brasileira de Paleontologia, 2004
RESUMO – Os depositos continentais cenomanianos da Formacao Alcântara no Estado do Maranhao, Nordeste do Brasil, incluem uma paleocomunidade reunindo plantas, dinossauros, crocodilos e peixes. Dentes isolados e fragmentos osseos, principalmente centros vertebrais caudais, sao os elementos mais comumente identificaveis.
Manuel Alfredo Medeiros
openalex   +3 more sources

A derived sauropodiform dinosaur and other sauropodomorph material from the Late Triassic of Canton Schaffhausen, Switzerland

open access: yesSwiss Journal of Geosciences, 2020
Although sauropodomorph dinosaurs have been known for a long time from the Late Triassic of central Europe, sauropodomorph diversity and faunal composition has remained controversial until today.
Oliver W. M. Rauhut   +2 more
doaj   +1 more source

Why sauropods had long necks; and why giraffes have short necks [PDF]

open access: yes, 2012
The necks of the sauropod dinosaurs reached 15 m in length: six times longer than that of the world record giraffe and five times longer than those of all other terrestrial animals.
Taylor, Michael P., Wedel, Mathew J.
core   +4 more sources

AN EARLY JURASSIC SAUROPOD TOOTH FROM PATAGONIA (CAÑADÓN ASFALTO FORMATION): IMPLICATIONS FOR SAUROPOD DIVERSITY

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2017
Eusauropods were a group of herbivorous dinosaurs that evolved during the Early Jurassic and dominated the terrestrial ecosystems throughout the Jurassic and Cretaceous.
Carballido, José L   +3 more
doaj   +3 more sources

Lower Cretaceous Dinosaur Tracks from Puebla, Mexico

open access: yesJournal of Geological Research, Volume 2012, Issue 1, 2012., 2012
Dinosaur tracks have been identified near San Martín Atexcal, southern Puebla, Mexico, within the sedimentary sequence of the San Juan Raya Formation of Lower Cretaceous (Albian) age. The tracksite, located in the bed of the Magdalena River, reveals six different ichnofossiliferous levels identified within a 9 m thick sedimentary sequence. The inferred
Rubén A. Rodríguez-de la Rosa   +4 more
wiley   +1 more source

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