Results 141 to 150 of about 4,132 (266)

A new specimen of Acrocanthosaurus atokensis (Theropoda, Dinosauria) from the Lower Cretaceous Antlers Formation (Lower Cretaceous, Aptian) of Oklahoma, USA

, 2000
Currie, Philip J., Carpenter, Kenneth (2000): A new specimen of Acrocanthosaurus atokensis (Theropoda, Dinosauria) from the Lower Cretaceous Antlers Formation (Lower Cretaceous, Aptian) of Oklahoma, USA. Geodiversitas 22 (2): 207-246, DOI: http://doi.org/
Currie, Philip J., Carpenter, Kenneth
core   +1 more source

Molecular evidence for the hadrosaur B. canadensis as an outgroup to a clade containing the dinosaur T. rex and birds

, 2009
Molecular analysis of collagen sequences from an 80 million year old hadrosaur _B. canadensis_ and a 68 million year old dinosaur _T. rex_ suggest strongly that _B. canadensis_ is an outgroup to a clade containing _T.
Shi Huang
core  

FIGURE 11 in The taxonomy of species assigned to Camptosaurus (Dinosauria: Ornithopoda)

, 2011
FIGURE 11. Left (A) and right (B, reversed) ilia of USNM 4753 (holotype of Osmakasaurus depressus) in lateral view, set to the same scale and with the notch between the preacetabular process and pubic peduncle lined up.
Mcdonald, Andrew T.
core   +1 more source

New ornithomimosaurian (Dinosauria: Theropoda) pelvis from the Upper Cretaceous Erlian Formation of Nei Mongol, north China

Cretaceous research (Print), 2022
Yao Xi, C. Sullivan, Qingwei Tan, Xing Xu   +3 more
semanticscholar   +1 more source

FIGURE 8 in The taxonomy of species assigned to Camptosaurus (Dinosauria: Ornithopoda)

, 2011
FIGURE 8. Left ilium of USNM 4753 (holotype of Osmakasaurus depressus) in (A) lateral, (B) medial, (C) caudolateral, and (D) caudal views. Right ilium of USNM 4753 in (E) lateral and (F) caudal views. Abbreviations: hb, horizontal boot; mlt, mediolateral
Mcdonald, Andrew T.
core   +1 more source

The Iguanadon and the order dinosauria: extinct, but evolving terrible lizards

, 1997
Reconstructions of the Iguanodon are an excellent subject upon which to base a study of the relationship between scientific theory and physical evidence.
Hill, Sheila
core  

FIGURE 5 in Cranial anatomy of Jeholosaurus shangyuanensis (Dinosauria: Ornithischia) from the Early Cretaceous of China

, 2009
FIGURE 5. Referred skull and mandible of Jeholosaurus shangyuanensis (IVPP V15716) in right lateral view. A, whole specimen and B, close up on jugal to illustrate its nodular ornamentation.
Barrett, Paul M., Han, Feng-Lu, Han, Feng-Lu (5208127), Barrett, Paul M. (5208124)   +3 more
core   +1 more source

FIGURE 1 in A new basal iguanodont (Dinosauria: Ornithischia) from the Wealden (Lower Cretaceous) of England

, 2010
FIGURE 1. Dentaries of basal iguanodonts from the Wadhurst Clay Formation. Left dentary of NHMUK R1834, referred herein to Barilium dawsoni, in lateral (A) view; right dentary NHMUK R1831 in lateral (B) view.
Barrett, Paul M., Mcdonald, Andrew T., Chapman, Sandra D.   +2 more
core   +1 more source

Estimating Ancestral States of Complex Characters: A Case Study on the Evolution of Feathers. [PDF]

Syst Biol
Cockx P, Benton MJ, Keating JN.
europepmc   +2 more sources

Editorial: Technological Frontiers in Dinosaur Science Mark a New Age of Opportunity for Early Career Researchers

Frontiers in Earth Science, 2022
Verónica Díez Díaz, Elena Cuesta, Daniel Vidal, Daniel Vidal, Matteo Belvedere   +4 more
doaj   +1 more source