Results 71 to 80 of about 833 (186)
A Cladistic Analysis and Taxonomic Revision of the Plesiosauria (Reptilia: Sauropterygia) [PDF]
, 2001 The Plesiosauria (Reptilia: Sauropterygia) is a group of Mesozoic marine reptiles known from abundant material, with specimens described from all continents.
O’Keefe, F. Robin
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Cretaceous Research, 2014 Abstract The holotype of Tuarangisaurus? cabazai Gasparini, Salgado and Casadio, 2003 (Elasmosauridae, Plesiosauria) from the Upper Maastrichtian Jaguel Formation (northern Patagonia, Argentina) is redescribed, its taxonomic status is reconsidered, and its phylogenetic relationships analysed.
O'gorman, Jose Patricio +2 more
openaire +2 more sources
Reappraisal of Europe’s most complete Early Cretaceous plesiosaurian: Brancasaurus brancai Wegner, 1914 from the “Wealden facies” of Germany [PDF]
PeerJ, 2016 The holotype of Brancasaurus brancai is one of the most historically famous and anatomically complete Early Cretaceous plesiosaurian fossils. It derived from the Gerdemann & Co.
Sven Sachs +2 more
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Current Taxonomic Status of the Plesiosaur Pantasaurus Striatus from the Upper Jurassic Sundance Formation, Wyoming [PDF]
, 2003 Plesiosaur material has been known from the Redwater Shale member of the Sundance Formation (Jurassic: Oxfordian) of Wyoming for over 100 years, but has received little research attention.
O’Keefe, F. Robin, Wahl, William, Jr.
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Rivista Italiana di Paleontologia e StratigrafiaThe Rhomaleosauridae were a clade of Jurassic plesiosaurians, characterized by triangular skulls, elongated preorbital region, marked premaxillary-maxillary constriction, and intermediate body proportions between pliosauromorphs and plesiosauromorphs ...
Gonzalo Matelo Mirco +2 more
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Neoteny and the Plesiomorphic Condition of the Plesiosaur Basicranium [PDF]
, 2006 The purpose of this paper is to describe the condition of the braincase in stratigraphically early and morphologically primitive plesiosaurs. Information on the braincase of plesiomorphic taxa is important because it establishes the polarity of ...
O’Keefe, F. Robin
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Preliminary Report on the Osteology and Relationships of a New Aberrant Cryptocleidoid Plesiosaur from the Sundance Formation, Wyoming [PDF]
, 2003 The cryptocleidoid plesiosaur Tatenectes laramiensis, new genus, is described from the Redwater Shale Member of the Sundance Formation, Narrona County, Wyoming. The holotype of this species was a partial skeleton that has since been lost.
O’Keefe, F. Robin, Wahl, William, Jr.
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The cranial anatomy if Rhomaleosaurus thorntoni Andrews (Retilia, Plesiosauria)
, 1996 (Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Mary Anning’s legacy to French vertebrate palaeontology [PDF]
, 2014 peer reviewedThe real nature of marine reptile fossils found in England in between the 1700s to the beginning of the 1900s remained enigmatic, until Mary Anning's incredible fossil discoveries and their subsequent study by eminent English and French ...
Bardet, Nathalie +5 more
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DiversityElasmosaurids comprise some of the most extreme morphotypes of plesiosaurs. Thus, the study of their neck and vertebrae elongation patterns plays a crucial role in understanding the anatomy of elasmosaurids.
José Patricio O’Gorman
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