Results 11 to 20 of about 454 (143)

The phylogenetics of Teleosauroidea (Crocodylomorpha, Thalattosuchia) and implications for their ecology and evolution [PDF]

open access: yesPeerJ, 2020
Teleosauroidea was a clade of ancient crocodylomorphs that were a key element of coastal marine environments during the Jurassic. Despite a 300-year research history and a recent renaissance in the study of their morphology and taxonomy ...
Michela M. Johnson   +2 more
doaj   +14 more sources

Virtual reconstruction of the endocranial anatomy of the early Jurassic marine crocodylomorph Pelagosaurus typus (Thalattosuchia) [PDF]

open access: yesPeerJ, 2017
Thalattosuchians were highly specialised aquatic archosaurs of the Jurassic and Early Cretaceous, and represent a peak of aquatic adaptation among crocodylomorphs. Relatively little is known of their endocranial anatomy or its relevance for the evolution
Stephanie E. Pierce   +2 more
doaj   +12 more sources

Tooth serration morphologies in the genus Machimosaurus (Crocodylomorpha, Thalattosuchia) from the Late Jurassic of Europe [PDF]

open access: yesRoyal Society Open Science, 2014
Machimosaurus was a large-bodied durophagous/chelonivorous genus of teleosaurid crocodylomorph that lived in shallow marine and brackish ecosystems during the Late Jurassic. Among teleosaurids, Machimosaurus and its sister taxon ‘Steneosaurus’ obtusidens
Mark T. Young   +4 more
doaj   +5 more sources

Integrative paleophysiology of the metriorhynchoid Pelagosaurus typus (Pseudosuchia, Thalattosuchia). [PDF]

open access: yesAnat Rec (Hoboken)
AbstractPaleophysiology is an emergent discipline. Organismic (integrative) approaches seem more appropriate than studies focusing on the variation of specific features because traits are tightly related in actual organisms. Here, we used such an organismic approach (including lifestyle, thermometabolism, and hunting behavior) to understand the ...
Cubo J   +8 more
europepmc   +5 more sources

Addendum to ‘Revision of the Late Jurassic teleosaurid genus Machimosaurus (Crocodylomorpha, Thalattosuchia)’ [PDF]

open access: yesRoyal Society Open Science, 2015
Abstract Machimosaurus is a large teleosaurid thalattosuchian, a marine crocodylomorph historically recovered from Upper Jurassic strata of Europe. Several fragmentary remains are assignable to this genus but only four complete skulls have been reported, two of which are currently unavailable for study. A recent revision of the material assigned to
Mark T. Young   +10 more
doaj   +6 more sources

Thalattosuchia indet

open access: yes, 2023
Thalattosuchia indet. Une vertèbre dorsale étiquetée Machimosaurus hugii par Sauvage est toujours présente dans la collection Combes (Fig. 28 D-E). Endommagée, seule sa face antérieure permet de se rendre compte de sa morphologie. Le contour du centrum est similaire à celui de la vertèbre figurée par Sauvage sous ce nom (Fig. 28 L-M).
Brignon, Arnaud
openaire   +3 more sources

Revision of the Late Jurassic teleosaurid genus Machimosaurus (Crocodylomorpha, Thalattosuchia) [PDF]

open access: yesRoyal Society Open Science, 2014
Machimosaurus was a large-bodied genus of teleosaurid crocodylomorph, considered to have been durophagous/chelonivorous, and which frequented coastal marine/estuarine ecosystems during the Late Jurassic.
Mark T. Young   +10 more
doaj   +8 more sources

The Jurassic Thalattosuchia (Crocodyliformes) of Chile; a paleobiogeographic approach [PDF]

open access: yesBulletin de la Société Géologique de France, 2000
Abstract The thalattosuchian fossils from the Jurassic of Chile are revised. Some specimens, dating from the Lower Lias (Sinemurian), are the oldest known thalattosuchians, but are too fragmentary to establish a precise taxonomic placement. New specimen related to the genus Metriorhynchus is described from the lower Bajocian.
Gasparini, Zulma   +2 more
openaire   +3 more sources

Form and function of the pelvic girdle of Thalattosuchia and Dyrosauridae (Crocodyliformes) [PDF]

open access: yesGeodiversitas
Crocodyliformes Hay, 1930 represents an important group of archosaurs that is currently restricted to twenty-eight species of semi-aquatic ambush predators. However, the extensive fossil record of Crocodyliformes indicates this group was much more diverse in the past and had a complex evolutionary history, rhythmed by a series of extinction events.
Scavezzoni, Isaure   +3 more
openaire   +5 more sources

The youngest record of metriorhynchid crocodylomorphs, with implications for the extinction of Thalattosuchia [PDF]

open access: yesCretaceous Research, 2015
Here we describe an isolated tooth of a metriorhynchid crocodylomorph from the Hybla Formation (Aptian, Lower Cretaceous) of Rocca Chi Parra quarry (Montagna Grande, Calatafimi, Trapani Province), Sicily, Italy. The specimen shares with the Upper Jurassic taxon Plesiosuchus manselii a mediolaterally compressed conical tooth crown, noticeable lingual ...
Chiarenza A.A.[1]   +7 more
openaire   +7 more sources

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