Results 1 to 10 of about 127 (63)

A new phylogenetic hypothesis of Tanystropheidae (Diapsida, Archosauromorpha) and other “protorosaurs”, and its implications for the early evolution of stem archosaurs [PDF]

open access: yesPeerJ, 2021
The historical clade “Protorosauria” represents an important group of archosauromorph reptiles that had a wide geographic distribution between the Late Permian and Late Triassic.
Stephan N.F. Spiekman   +2 more
doaj   +7 more sources

Tanystropheid archosauromorphs in the Lower Triassic of Gondwana [PDF]

open access: yesActa Palaeontologica Polonica, 2018
Tanystropheidae is a clade of early archosauromorphs with a reported distribution ranging from the Early to the Late Triassic of Asia, Europe, and North America.
Tiane Macedo De Oliveira   +4 more
doaj   +12 more sources

The cranial morphology of Tanystropheus hydroides (Tanystropheidae, Archosauromorpha) as revealed by synchrotron microtomography [PDF]

open access: yesPeerJ, 2020
The postcranial morphology of the extremely long-necked Tanystropheus hydroides is well-known, but observations of skull morphology were previously limited due to compression of the known specimens.
Stephan N.F. Spiekman   +6 more
doaj   +8 more sources

A taxonomic revision of the genus Tanystropheus (Archosauromorpha, Tanystropheidae) [PDF]

open access: yesPalaeontologia Electronica, 2019
Tanystropheus represents one of the most characteristic genera of Triassic reptiles and is typified by easily recognizable, hyperelongate cervical vertebrae. First described in 1852, isolated cervical vertebrae and other remains have been referred to the genus and various species have been erected and rejected based on this material.
Spiekman, Stephan, Scheyer, Torsten
core   +12 more sources

A new archosauromorph from South America provides insights on the early diversification of tanystropheids. [PDF]

open access: yesPLoS ONE, 2020
After the Permo-Triassic mass extinction, the archosauromorph fossil record is comparatively abundant and ecologically diverse. Among early archosauromorphs, tanystropheids gained considerable attention due to the presence of extreme skeletal adaptations
Tiane M De-Oliveira   +4 more
doaj   +2 more sources

RAIBLIANIA CALLIGARISI GEN. N., SP. N., A NEW TANYSTROPHEID (DIAPSIDA, TANYSTROPHEIDAE) FROM THE UPPER TRIASSIC (CARNIAN) OF NORTHEASTERN ITALY [PDF]

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2020
Tetrapod remains are extremely rare in the early Carnian (Late Triassic) Calcare del Predil Formation on the Italian side of the Julian Alps (Friuli Venezia Giulia Autonomous Region), which yielded the Raibl fossil assemblage including the famous "Raibl ...
FABIO MARCO DALLA VECCHIA
doaj   +4 more sources

Extreme neck elongation evolved despite strong developmental constraints in bizarre Triassic reptiles—implications for neck modularity in archosaurs [PDF]

open access: yesRoyal Society Open Science
The Triassic radiation of vertebrates saw the emergence of the modern vertebrate groups, as well as numerous extinct animals exhibiting conspicuous, unique anatomical characteristics.
Adam Rytel   +3 more
doaj   +2 more sources

A new archosauriform species from the Panchet Formation of India and the diversification of Proterosuchidae after the end-Permian mass extinction. [PDF]

open access: yesR Soc Open Sci, 2023
Proterosuchidae represents the oldest substantial diversification of Archosauromorpha and plays a key role in understanding the biotic recovery after the end-Permian mass extinction.
Ezcurra MD   +7 more
europepmc   +3 more sources

A NEW PROLACERTIFORM REPTILE FROM THE LATE TRIASSIC OF NORTHERN ITALY

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2017
A new diapsid reptile is described from the locality of Cene (Seriana Valley, near Bergamo, Lombardy, Northern ltaly) from an outcrop of the Calcare di Zorzino (Zorzino Limestone) Formation (Middle Norian, Late Triassic).
SILVIO RENESTO
doaj   +1 more source

TETRAPOD REMAINS FROM THE LADINIAN (MIDDLE TRIASSIC) SCELTRICH BEDS OF MONTE SAN GIORGIO UNESCO SITE

open access: yesRivista Italiana di Paleontologia e Stratigrafia
The Sceltrich beds at the base of the upper Meride Limestone (Ladinian) above the Cassina beds, yielded a rich and diversified fish fauna comprising several specimens of the predatory fish Saurichthys and sarcopterygians.
Silvio Renesto, FABIO MAGNANI
doaj   +1 more source

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