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Anatomy and evolution of the Galápagos marine iguana, Amblyrhynchus cristatus (Squamata, Iguanidae), with a new phylogeny of Iguania and considerations about aquatic adaptations in extant and fossil lizards
DownloadFall 2021
Amblyrhynchus cristatus, the marine iguana, is unique amongst the ~7000 species of living limbed lizards as it has successfully evolved adaptations that allow it to live in both terrestrial and marine environments. This species is endemic to the Galápagos Archipelago and has evolved a specialized...
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Fall 2014
With well over 3,400 described species, snakes undoubtedly represent one of the most successful groups of reptiles. Much has been written about their ecology, behavior, anatomy, relationships and evolution. However, despite the debate about the origin of this taxonomic group dating back to the...
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Fall 2016
Mosasaurs were a successful and diverse group of marine lizard that existed during the Cretaceous Period, spanning a period of geologic time from the Turonian to Maastrichtian. Their fossils are found around the world, although most records are known from the Northern Hemisphere. The Southern...
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Fall 2009
The name, mosasaurs, generally refers to a group of extinct, highly aquatically adapted and large-bodied squamates that lived exclusively during the Late Cretaceous, approximately from 93 to 65 million years ago, in the oceans worldwide. Plioplatecarpines (Plioplatecarpinae) were medium-sized...