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Achalinus werneri (common names: Amami odd-scaled snake, Amami Takachiho snake) is a species of snake in the family Xenodermatidae.[1][2] The species is endemic to the Ryukyu Islands, Japan.[1] No subspecies are currently recognized.[2]

Achalinus werneri
Scientific classification edit
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Xenodermidae
Genus: Achalinus
A. werneri
Binomial name
Achalinus werneri



The specific name, werneri, is in honor of Austrian herpetologist Franz Werner.[3]

Conservation statusEdit

In 1996 Achalinus werneri was classified as Near Threatened on the IUCN.[1] This is because its range is estimated to be less than 20,000 km² (7,722 sq mi), or its area of occupancy is estimated to be less than 2,000 km² (772 sq mi), and estimates indicate its range is severely fragmented, or known to exist at no more than ten locations, and that a continuing decline has been inferred, observed or projected in the area, extent and/or quality of its habitat.[4]


  1. ^ a b c d Kidera, N. & Ota, H. 2017. Achalinus werneri. The IUCN Red List of Threatened Species 2017: e.T161A96877297. Downloaded on 02 January 2019.
  2. ^ a b Achalinus werneri at the Reptile Database. Accessed 27 February 2016.
  3. ^ Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Achalinus werneri, p. 282).
  4. ^ 1994 Categories & Criteria (version 2.3) Archived September 13, 2008, at the Wayback MachineIUCN Red List. Accessed 16 August 2007.

Further readingEdit

  • Van Denburgh J (1912). "Concerning Certain Species of Reptiles and Amphibians from China, Japan, the Loo Choo Islands, and Formosa". Proc. California Acad. Sci., Fourth Series 3: 187-258. (Achalinus werneri, new species, pp. 254–255).