Morphology and distribution of scales, dermal ossifications, and other non‐feather integumentary structures in non‐avialan theropod dinosaurs

C Hendrickx, PR Bell, M Pittman, ARC Milner… - Biological …, 2022 - Wiley Online Library
Modern birds are typified by the presence of feathers, complex evolutionary innovations that
were already widespread in the group of theropod dinosaurs (Maniraptoriformes) that …

Triassic faunal successions of the Paraná Basin, southern Brazil

CL Schultz, AG Martinelli, MB Soares… - Journal of South …, 2020 - Elsevier
Abstract The Paraná Basin was filled by a sedimentary package deposited in successive
sedimentation episodes related to the tectonic events that hit the SW portion of the …

Paleoneurology of non-avian dinosaurs: An overview

A Paulina-Carabajal, M Bronzati… - … of amniotes: New …, 2022 - Springer
This chapter aims to provide an overview of the state of knowledge on non-avian dinosaur
paleoneurology, throughout the history and synthesis of recent advances in the field. Today …

Review of the fossil record of early dinosaurs from South America, and its phylogenetic implications

FE Novas, FL Agnolin, MD Ezcurra, RT Müller… - Journal of South …, 2021 - Elsevier
Triassic beds from Argentina and Brazil provide the most relevant fossil record of early
dinosauriforms in terms of numerical abundance and taxonomic diversity. This record …

Africa's oldest dinosaurs reveal early suppression of dinosaur distribution

CT Griffin, BM Wynd, D Munyikwa, TJ Broderick… - Nature, 2022 - nature.com
The vertebrate lineages that would shape Mesozoic and Cenozoic terrestrial ecosystems
originated across Triassic Pangaea,,,,,,,,,–. By the Late Triassic (Carnian stage,~ 235 million …

[HTML][HTML] The phylogenetic nomenclature of ornithischian dinosaurs

D Madzia, VM Arbour, CA Boyd, AA Farke… - PeerJ, 2021 - peerj.com
Ornithischians form a large clade of globally distributed Mesozoic dinosaurs, and represent
one of their three major radiations. Throughout their evolutionary history, exceeding 134 …

Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria)

DB Norman, MG Baron, MS Garcia… - Zoological Journal of …, 2022 - academic.oup.com
The origin and evolutionary relationships of ornithischian dinosaurs are topics that have
undergone a series of substantial revisions. At present there are several competing …

A paraphyletic 'Silesauridae'as an alternative hypothesis for the initial radiation of ornithischian dinosaurs

RT Müller, MS Garcia - Biology letters, 2020 - royalsocietypublishing.org
Whereas ornithischian dinosaurs are well known from Jurassic and Cretaceous deposits,
deciphering the origin and early evolution of the group remains one of the hardest …

[HTML][HTML] Deep evolutionary diversification of semicircular canals in archosaurs

M Bronzati, RBJ Benson, SW Evers, MD Ezcurra… - Current Biology, 2021 - cell.com
Living archosaurs (birds and crocodylians) have disparate locomotor strategies that evolved
since their divergence∼ 250 mya. Little is known about the early evolution of the sensory …

[HTML][HTML] The absence of an invasive air sac system in the earliest dinosaurs suggests multiple origins of vertebral pneumaticity

T Aureliano, AM Ghilardi, RT Müller, L Kerber… - Scientific reports, 2022 - nature.com
The origin of the air sac system present in birds has been an enigma for decades. Skeletal
pneumaticity related to an air sac system is present in both derived non-avian dinosaurs and …