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Sumatranus albomaculata (DUMÉRIL, BIBRON & DUMÉRIL, 1854)

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Higher TaxaHomalopsidae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Sumatran Mud Snake, White-spotted Water Snake 
SynonymHomalopsis albo-maculatus DUMÉRIL, BIBRON & DUMÉRIL 1854: 974
Homalopsis albomaculatus — BLEEKER 1858
Hypsirhina albomaculata — JAN 1863
Enhydris albomaculata — STEJNEGER 1907
Enhydris albomaculata — MANTHEY & GROSSMANN 1997: 349
Enhydris albomaculata — WALLACH et al. 2014: 270
Sumatranus albomaculata — MURPHY & VORIS 2014: 37
Sumatranus albomaculatus — FABRE et al. 2016 
DistributionIndonesia (Nias, Sumatra, Simeulue)

Type locality: "les environs de Padani, île de Sumatra." [=Padang, west Sumatera].  
TypesHolotype: MNHN-RA 0934, a 370 mm male (Kunhardt, 1847) 
DiagnosisDIAGNOSIS (genus): Smooth scales in 27 (or possibly 25) rows; nasals in contact; last two or three upper labials horizontally divided; large internasal makes narrow contact with elongated loreal; five of six lower labials contact anterior chin shields (MURPHY & VORIS 2014: 35). 
CommentType species: Homalopsis albo-maculatus DUMÉRIL, BIBRON & DUMÉRIL 1854: 974 is the type species of the genus Sumatranus MURPHY & VORIS 2014: 37

Distribution: not on Java (Indonesia) fide de Lang 2017. Erroneously reported from Java by Gyi 1970 and subsequent authors who copied him. 
EtymologyName derived from the geographic distribution of the snake. Genus is feminine. 
  • David,P. & Vogel, G. 1996. The snakes of Sumatra. An annotated checklist and key with natural history notes. Bücher Kreth, Frankfurt/M.
  • Duméril, A. M. C., Bibron, G. & DUMÉRIL, A. H. A., 1854. Erpétologie générale ou histoire naturelle complète des reptiles. Tome septième. Deuxième partie, comprenant l'histoire des serpents venimeux. Paris, Librairie Encyclopédique de Roret: i-xii + 781-1536 - get paper here
  • Fabre, Anne-Claire; David Bickford, Marion Segall and Anthony Herrel 2016. The impact of diet, habitat use, and behaviour on head shape evolution in homalopsid snakes. Biological Journal of the Linnean Society, DOI: 10.1111/bij.12753 - get paper here
  • Manthey, U. & Grossmann, W. 1997. Amphibien & Reptilien Südostasiens. Natur und Tier Verlag (Münster), 512 pp. - get paper here
  • Murphy, J.C. & Voris, H.K. 2014. A Checklist and Key to the Homalopsid Snakes (Reptilia, Squamata, Serpentes), with the Description of New Genera. FIELDIANA: LIFE AND EARTH SCIENCES (8): 1–43 - get paper here
  • Murphy, John C. 2007. Homalopsid Snakes: Evolution in the Mud. Krieger Publishing, Malabar, Florida, 249 pp.
  • TEYNIÉ, ALEXANDRE; PATRICK DAVID, & ANNEMARIE OHLER 2010. Note on a collection of Amphibians and Reptiles from Western Sumatra (Indonesia), with the description of a new species of the genus Bufo. Zootaxa 2416: 1–43 - get paper here
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
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