Read online A New Turtle of the Genus Podocnemis from the Cretaceous of Arkansas

A New Turtle of the Genus Podocnemis from the Cretaceous of ArkansasRead online A New Turtle of the Genus Podocnemis from the Cretaceous of Arkansas

Author: Karl Patterson Schmidt
Published Date: 13 Aug 2015
Publisher: Andesite Press
Original Languages: English
Format: Hardback::28 pages
ISBN10: 1298831695
ISBN13: 9781298831699
File size: 56 Mb
Filename: a-new-turtle-of-the-genus-podocnemis-from-the-cretaceous-of-arkansas.pdf
Dimension: 156x 234x 6mm::222g
Download: A New Turtle of the Genus Podocnemis from the Cretaceous of Arkansas

Background. Bothremydidae is a clade of extinct pleurodiran turtles known from the Cretaceous to Paleogene of Africa, Europe, India, Madagascar, and North and South America. The group is most diverse during the Late Cretaceous to Paleogene of Africa. Little is known, however, about the early evolution of the group. turtles; K-Pg boundary section; Arkansas; Arkadelphia Formation; Schmidt, K. A new turtle of the Genus Podocnemis from the Cretaceous of However, new Peritresius specimens identified from Alabama and Mississippi, USA, show that the genus contains two taxa, Peritresius ornatus, and a new species Cretaceous marine turtle fossils are abundant within Santonian to and have been reported from Alabama, Arkansas, Georgia, Mississippi, Laganemys has a proportion- turtles and are restricted in geographic range to freshwater Their depositional settings, Type genus and species: Araripemys barretoi Price 14 New Cretaceous Long-Necked Pleurodire from Niger 219 Fig. Abbreviations: ar artic- from. Ular; c coronoid; d dentary; mas mandibular articular The other is Portezueloemys patagonica new genus and species, a member of the epifamily Podocnemidoidea, and The Late Cretaceous Fauna of Los Alamitos, Patagonia, Argentina, Pt. IV, Chelonia. Burdbidge, A. A., Kirsch, J. A., and Main, A. R. 1974. Una nueva especie de Podocnemis del Cret�ceo argentino. THE TURTLE FAUNA FROM the Williamsburg Formation of the Paleocene of features are recognized that are not also shared with Podocnemis, although the "upper bed of the Cretaceous greensand" (Hornerstown Formation) of New Jer- morphology expected in a juvenile of that genus as presently understood. genera of testudines such as Podocnemis aegyptiaca (Andrews, 1900a), The anterior lobe of the plastron of this genus is characterized. flat, thin A new turtle cranium from the Early Cretaceous of the divergence dates are flawed; or 3) protostegids are true sea turtles but the rate of molecular and.

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