
Avicephala is an extinct order of bizarre diapsid reptiles that lived during the Late Permian and Triassic periods. Many species had odd specialized grasping limbs and prehensile tails, adapted to arboreal (and possibly aquatic) lifestyles.
Fossil range: Permian-Triassic
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Subclass: Diapsida
Avicephala, Senter, 2004
Families: Longisquamidae, Coelurosauravidae, Drepanosauridae
References
- Colbert, E. H. & Olsen, P. E. (2001). "A new and unusual aquatic reptile from the Lockatong Formation of New Jersey (Late Triassic, Newark Supergroup)." American Museum Novitates: #3334, pp. 1-24.
- Harris, J. D. & Downs, A. (2002). "A drepanosaurid pectoral girdle from the Ghost Ranch (Whitaker) Coelophysis quarry (Chinle Group, Rock Point Formation, Rhaetian), New Mexico." Journal of Vertebrate Paleontology: Vol. 22, #1, pp. 70-75.
- Renesto, S. (1994). "Megalancosaurus, a possibly arboreal archosauromorph (Reptilia) from the Upper Triassic of northern Italy." Journal of Vertebrate Paleontology: Vol. 14, #1, pp. 38-52.
- Renesto, S. (2000): Bird-like head on a chameleon body: new specimens of the enigmatic diapsid reptile Megalancosaurus from the Late Triassic of northern Italy. Rivista Italiana di Paleontologia e Stratigrafia 106: 157–180. HTML abstract
- Senter, P. (2004). "Phylogeny of Drepanosauridae (Reptilia: Diapsida)." Journal of Systematic Palaeontology 2 (3): 257-268.
Links
- Monkey Lizards of the Triassic - An illustrated article on drepanosaurs from HMNH.
- Prof. Silvio Renesto—Vertebrate Paleontology at Insubria University: Research - Images and discussion of Drepanosaurus.
- Prof. Silvio Renesto—Vertebrate Paleontology at Insubria University: Research - Images and discussion of Megalancosaurus.
- Gliding Mechanism in the Late Permian Reptile Coelurosauravus (Eberhard Frey, Hans-Dieter Sues, & Wolfgang Munk) - Abstract and available full text of the article in Science.
This guide is licensed under the GNU Free Documentation License. It uses material from the Wikipedia.
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