Results 91 to 100 of about 598 (186)

Figure 4 in A new species of basal rhynchosaur (Diapsida: Archosauromorpha) from the early Middle Triassic of South Africa, and the early evolution of Rhynchosauria [PDF]

open access: yes, 2015
Figure 4. Eohyosaurus wolvaardti gen. et sp. nov., SAM-PK-K10159, close-up photographs. Anterior end of the skull as preserved in left (A) and right (B) lateral views; temporal region of the skull in right lateral view (C); left squamosal, quadrate, and ...
Samathi, Adun   +4 more
core   +1 more source

Seazzadactylus venieri gen. et sp. nov., a new pterosaur (Diapsida: Pterosauria) from the Upper Triassic (Norian) of northeastern Italy [PDF]

open access: yesPeerJ, 2019
A new non-monofenestratan pterosaur with multicusped dentition, Seazzadactylus venieri, is described from the Upper Triassic (middle-upper Norian) of the Carnian Prealps (northeastern Italy). The holotype of S. venieri preserves a complete mandibular and
Fabio Marco Dalla Vecchia
doaj   +2 more sources

Evolution of the temporal skull openings in land vertebrates: A hypothetical framework on the basis of biomechanics

open access: yesThe Anatomical Record, Volume 307, Issue 4, Page 1559-1593, April 2024.
Abstract The complex constructions of land vertebrate skulls have inspired a number of functional analyses. In the present study, we provide a basic view on skull biomechanics and offer a framework for more general observations using advanced modeling approaches in the future.
Ingmar Werneburg, Holger Preuschoft
wiley   +1 more source

Transitional fossils and the origin of turtles [PDF]

open access: yes, 2010
The origin of turtles is one of the most contentious issues in systematics with three currently viable hypotheses: turtles as the extant sister to (i) the crocodile–bird clade, (ii) the lizard–tuatara clade, or (iii) Diapsida (a clade ...
Bhart-Anjan S. Bhullar   +4 more
core   +1 more source

VALLESAURUS CENENSIS WILD, 1991, A DREPANOSAURID (REPTILIA DIAPSIDA) FROM THE LATE TRIASSIC OF NORTHERN ITALY

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2006
Vallesaurus cenensis, a small drepanosaurid reptile from the Norian (Late Triassic) beds of the Calcare di Zorzino (Zorzino Limestone) is described. The holotype and only known specimen represents the first drepanosaurid in which the skull is preserved ...
SILVIO RENESTO, GIORGIO BINELLI
doaj   +1 more source

A redescription of Brouffia orientalis Carroll & Baird, 1972 from the Upper Carboniferous of the Czech Republic and the status and affinities of protorothyridid amniotes

open access: yesSwiss Journal of Palaeontology
The Upper Carboniferous protorothyridid amniote Brouffia orientalis from Czech Republic is redescribed. Photogrammetric scanning of the holotype and only known specimen yields considerable new information on the skull and postcranium of this tetrapod and
Jozef Klembara   +5 more
doaj   +1 more source

Philydrosaurus Gao & Fox 2005, GEN. NOV. [PDF]

open access: yes, 2005
GENUS PHILYDROSAURUS GEN. NOV. Type species: Philydrosaurus proseilus sp. nov. Diagnosis: As for the type and only known species. Range: Early Cretaceous, western Liaoning, China.Published as part of Gao, Ke-Qin & Fox, Richard C., 2005, A new ...
Gao, Ke-Qin, Fox, Richard C.
core   +1 more source

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

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   +1 more source

Simplified phylogenetic relationships of Diapsida. [PDF]

open access: yes, 2014
(A) Phylogenetic positions of Sauria (blue box) and several species previously considered as Permo-Triassic lepidosauromorphs (red boxes), based upon the phylogenetic analysis of Bickelmann et al.
Richard J. Butler (172299)   +2 more
core   +1 more source

The origin and early evolution of Sauria: reassessing the permian Saurian fossil record and the timing of the crocodile-lizard divergence.

open access: yesPLoS ONE, 2014
Sauria is the crown-group of Diapsida and is subdivided into Lepidosauromorpha and Archosauromorpha, comprising a high percentage of the diversity of living and fossil tetrapods.
Martín D Ezcurra   +2 more
doaj   +1 more source

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