Tracheloptychus madagascariensis PETERS, 1854

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Higher Taxa	Gerrhosauridae (Zonosaurinae), Scincoidea, Sauria, Squamata (lizards)
Subspecies
Common Names	E: Madagascar Keeled Cordylid G: Madagaskar-Kiel-Schildechse
Synonym	Tracheloptychus madagascariensis PETERS 1854: 617 Tracheloptychus madagascariensis — ANGEL 1942: 102 Tracheloptychus madagascariensis — BRYGOO 1985: 6 Tracheloptychus madagascariensis — GLAW & VENCES 1994: 300 Tracheloptichus [sic] madagascariensis — VAN BEEST 2004 Tracheloptychus madagascariensis — RECKNAGEL et al. 2013
Distribution	SE Madagascar Type locality: Madagascar (St. Augustins-Bay)
Reproduction	oviparous
Types	Lectotype: ZMB 6122, designated by BRYGOO 1985.
Diagnosis	Diagnosis (genus): The two Malagasy species of Tracheloptychus possess keeled dorsal scales (in contrast to Zonosaurus which have smooth scales), and keeled scales underneath digits (rounded in Zonosaurus) (Recknagel et al. 2013).
Comment	Type species: Tracheloptychus madagascariensis PETERS 1854: 617 is the type species of the genus Tracheloptychus PETERS 1854. Phylogenetics: While Tracheloptychus is monophyletic in recent studies (Recknagel et al. 2013) the genus may also be included as a synonym in Zonosaurus.
Etymology	Named after the type locality.
References	Angel, F. 1942. Les Lézards de Madagascar. Mem. Acad. Malagache, Tananarive XXXVI: 193 pp. Barbour, Thomas 1918. Vertebrata from Madagascar. 2. Amphibia and Reptilia. Bull. Mus. Comp. Zool. Harvard 61 (14): 479-489. - get paper here Barts, M. 2008. Schildechsen: Gattungen und Arten im Überblick. Reptilia (Münster) 13 (69): 18-25 - get paper here Brygoo, E.R. 1985. Les Gerrhosaurinae de Madagascar, Sauria (Cordylidae). Mém. Mus. Natl. Hist. Nat. (nouv. sér., sér. A, Zool.) 134: 1-65 - get paper here D'Cruze, Neil; Annette Olsonn, David Henson, Sunil Kumar, and David Emmett. 2009. The Amphibians and Reptiles of the Lower Onilahy River Valley, a Temporary Protected Area in Southwest Madagascar. Herp. Cons. Biol. 4: 62-79 - get paper here Glaw ,F. & Vences, M. 1994. A Fieldguide to the Amphibians and Reptiles of Madagascar. Vences & Glaw Verlag, Köln (ISBN 3-929449-01-3) Meier, H. 1988. Zur Ökologie, Ethologie und Taxonomie einiger Schildechsen der Gattungen Tracheloptychus und Zonosaurus auf Madagaskar, Teil 1. Herpetofauna 10 (57): 22-26 - get paper here Nopper, J., Lauströer, B., Rödel, M.-O. and Ganzhorn, J. U. 2016. A structurally enriched agricultural landscape maintains high reptile diversity in sub-arid south-western Madagascar. J Appl Ecol., doi:10.1111/1365-2664.12752 - get paper here Peters,W.C.H. 1854. Diagnosen neuer Batrachier, welche zusammen mit der früher (24. Juli und 17. August) gegebenen Übersicht der Schlangen und Eidechsen mitgetheilt werden. Ber. Bekanntmach. Geeignet. Verhandl. Königl.-Preuss. Akad. Wiss. Berlin 1854: 614-628 Raselimanana, Achille P.; Brice Noonan, K. Praveen Karanth, Jacques Gauthier, Anne D. Yoder 2009. Phylogeny and evolution of Malagasy plated lizards. Molecular Phylogenetics and Evolution 50 (2): 336-344 - get paper here Recknagel, Hans; Kathryn R. Elmer, Brice P. Noonan, Achille P. Raselimanana, Axel Meyer, Miguel Vences 2013. Multi-gene phylogeny of Madagascar’s plated lizards, Zonosaurus and Tracheloptychus (Squamata: Gerrhosauridae). Molecular Phylogenetics and Evolution - get paper here Van Beest, Piet 2004. Herpetologische waarnemingen op Madagascar - deel 2: Fianarantsoa en verder naar het zuiden. Lacerta 62 (3): 92-103 - get paper here
External links	IUCN Red List National Center for Biotechnology Information Google images

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