Results 1 to 10 of about 48 (27)

A Middle Triassic pachypleurosaur (Diapsida: Eosauropterygia) from a restricted carbonate ramp in the Western Carpathians (Gutenstein Formation, Fatric Unit): paleogeographic implications

open access: yesGeologica Carpathica, 2018
An eosauropterygian skeleton found in the Middle Triassic (upper Anisian) Gutenstein Formation of the Fatric Unit (Demänovská dolina Valley, Low Tatra Mountains, Slovakia) represents the earliest known occurrence of marine tetrapods in the Western ...
Čerňanský Andrej   +5 more
doaj   +4 more sources

High phenotypic plasticity at the dawn of the eosauropterygian radiation [PDF]

open access: yesPeerJ, 2023
The initial radiation of Eosauropterygia during the Triassic biotic recovery represents a key event in the dominance of reptiles secondarily adapted to marine environments.
Antoine Laboury   +4 more
doaj   +6 more sources

The redescription of the holotype of Nothosaurus mirabilis (Diapsida, Eosauropterygia)—a historical skeleton from the Muschelkalk (Middle Triassic, Anisian) near Bayreuth (southern Germany) [PDF]

open access: yesPeerJ, 2022
In 2009, the historical mount of the holotype of Nothosaurus mirabilis from the Upper Muschelkalk of Oschenberg (Laineck Mountain Range, near Bayreuth, southern Germany) was disassembled and the original postcranial skeleton was reworked and remounted in
Nicole Klein   +2 more
doaj   +4 more sources

An armoured marine reptile from the Early Triassic of South China and its phylogenetic and evolutionary implications [PDF]

open access: yeseLife, 2023
Sauropterygia was a taxonomically and ecomorphologically diverse clade of Mesozoic marine reptiles spanning the Early Triassic to the Late Cretaceous.
Andrzej S Wolniewicz   +7 more
doaj   +2 more sources

A large marine eosauropterygian reptile with affinities to nothosauroid diapsids from the Early Triassic of British Columbia, Canada [PDF]

open access: yesActa Palaeontologica Polonica, 2019
Sauropterygia, one of the main clades of Mesozoic marine reptiles, diversified shortly after the Permo-Triassic biotic crisis and afterwards remained one of the major components of Early Triassic and later Mesozoic marine ecosystems.
Torsten M. Scheyer   +2 more
doaj   +4 more sources

Osteology and phylogeny of Panzhousaurus rotundirostris from the Middle Triassic (Anisian) of Guizhou Province, China, and implications for the origin of Keichousauridae (Pachypleurosauroidea, Eosauropterygia) [PDF]

open access: yesPeerJ
Sauropterygia (including Placodontia and Eosauropterygia) is the most species-rich group of marine reptiles in the Mesozoic. Panzhousaurus rotundirostris is a rare eosauropterygian from the early Middle Triassic (Anisian) marine deposits of Panzhou ...
Feng-Ting Tan   +2 more
doaj   +3 more sources

Bone histology of eosauropterygian diapsid Proneusticosaurus silesiacus from the Middle Triassic of Poland reveals new insights into taxonomic affinities [PDF]

open access: yesActa Palaeontologica Polonica, 2021
The status of Proneusticosaurus silesiacus from the Lower Muschelkalk (lower Anisian) of Poland is controversially discussed. Its femur was histologically sampled to learn more about its taxonomic affinities and life style.
Nicole Klein, Dawid Surmik
doaj   +1 more source

Rapid neck elongation in Sauropterygia (Reptilia: Diapsida) revealed by a new basal pachypleurosaur from the Lower Triassic of China

open access: yesBMC Ecology and Evolution, 2023
Neck elongation has appeared independently in several tetrapod groups, including giraffes and sauropod dinosaurs on land, birds and pterosaurs in the air, and sauropterygians (plesiosaurs and relatives) in the oceans.
Qi-Ling Liu   +6 more
doaj   +1 more source

The braincase anatomy of Simosaurus gaillardoti (Diapsida: Sauropterygia) revealed with X-ray micro-computed tomography [PDF]

open access: yesPeerJ
Sauropterygia is a clade of Mesozoic marine reptiles that includes the eosauropterygian Simosaurus gaillardoti Von Meyer, 1842, classically considered to be a member of Nothosauroidea.
Elisa H. London   +3 more
doaj   +2 more sources

Bone histology of Proneusticosaurus (Diapsida, Eosauropterygia) from the Middle Triassic of Poland reveals new insights into taxonomic affinities [PDF]

open access: yesActa Palaeontologica Polonica, 2021
The status of Proneusticosaurus silesiacus from the Lower Muschelkalk (lower Anisian) of Poland is controversially discussed. Its femur was histologically sampled to learn more about its taxonomic affinities and life style.
Nicole Klein, Dawid Surmik
openaire   +5 more sources

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