Results 81 to 90 of about 265 (99)

Revision ofPlatypterygius hauthalivon Huene, 1927 (Ichthyosauria: Ophthalmosauridae) from the Early Cretaceous of Patagonia, Argentina

Journal of Vertebrate Paleontology, 2005
Most of the Cretaceous ichthyosaurian materials are referable to the single genus Platypterygius, which includes seven species. Although Cretaceous ichthyosaurs were probably cosmopolitan in their distribution, South American records are scarce.
Marta S Fernández, M Beatriz Aguirre-Urreta   +1 more
exaly   +2 more sources

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A new Tithonian ophthalmosaurid ichthyosaur from Coahuila in northeastern Mexico

Alcheringa, 2021
Historically, Mexican Jurassic ichthyosaurs have been referred to European representatives of the cosmopolitan family-level clade Ophthalmosauridae. Here, we describe one of the most skeletally complete Mexican ichthyosaur fossils discovered to date ...
Jair Israel Barrientos-Lara, Jesus Alvarado-Ortega   +1 more
exaly   +2 more sources

A benchmark specimen of Muiscasaurus catheti from the upper Aptian of Villa de Leiva, Colombia: New anatomical features and phylogenetic implications

Cretaceous Research, 2021
A new specimen of Muiscasaurus catheti Maxwell et al., 2016 from upper Aptian of the Paja Formation found in Villa de Leiva (Boyaca, Colombia) is described herein.
Javier García-Guerrero, Cristian David Benavides-Cabra   +1 more
exaly   +2 more sources

A new ophthalmosaurid (Ichthyosauria) from the Upper Kimmeridgian deposits of the La Casita Formation, near Gómez Farías, Coahuila, northern Mexico

Journal of South American Earth Sciences, 2021
Jair Israel Barrientos-Lara, Jesus Alvarado-Ortega   +1 more
exaly   +2 more sources

Bridging the southern gap: First definitive evidence of Late Jurassic ichthyosaurs from Antarctica and their dispersion routes

Journal of South American Earth Sciences, 2021
New ichthyosaur remains from the Upper Jurassic of Antarctica, recovered from the Ameghino (=Nordenskjold) Formation are described. These three new specimens represent the first unambiguous records of ichthyosaurs in this continent.
Yanina Herrera, Soledad Gouiric-Cavalli, Lisandro Campos   +2 more
exaly   +2 more sources

Ichthyosaurs of the British Middle and Upper Jurassic Part 1, Ophthalmosaurus

Monograph of the Palaeontographical Society, 2016
Benjamin C Moon
exaly   +2 more sources

Revision of Undorosaurus , a mysterious Late Jurassic ichthyosaur of the Boreal Realm

Journal of Systematic Palaeontology, 2019
Recent study of ophthalmosaurid ichthyosaurs has brought us a number of new taxa; however, the validity of several ophthalmosaurid taxa from the Volgian (Tithonian) of European Russia still remains unclear, complicating comparisons and in some cases ...
Nikolay G Zverkov
exaly   +2 more sources

Internal structure of ichthyosaur rostrum from the Upper Jurassic of Poland with comments on ecomorphological adaptations of ophthalmosaurid skull

Historical Biology, 2020
This study presents a detailed analysis of a semi-articulated finding of an ichthyosaur Ophthalmosauridae indet. rostrum fragment from the Upper Jurassic (Oxfordian) in the Morawica quarry in the Holy Cross Mountains (Southeastern Poland).
Daniel Tyborowski, P. Skrzycki, Marek Dec   +2 more
semanticscholar   +1 more source

A small ichthyosaur from the Clearwater Formation (Alberta, Canada) and a discussion of the taxonomic utility of the pectoral girdle

Palaontologische Zeitschrift, 2011
Erin E Maxwell, Patrick Druckenmiller
exaly   +2 more sources

An overview of ichthyosaurian remains from the Cretaceous of Texas, USA

Alcheringa, 2018
The clade nominal Ophthalmosauridae encompasses all currently recognized ichthyosaurian taxa from the mid-Cretaceous (Albian–Cenomanian) time interval in North America. These would have inhabited what is today known as the Western Interior Seaway.
Nathan E. Van Vranken
semanticscholar   +1 more source