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Boiga bourreti TILLACK, ZIEGLER & KHAC QUYET, 2004

IUCN Red List - Boiga bourreti - Endangered, EN

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Higher TaxaColubridae, Colubrinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Bourret’s Cat Snake
G: Bourrets Katzennatter 
SynonymBoiga bourreti TILLACK, ZIEGLER & LE KHAC QUYET 2004
Boiga bourreti — WALLACH et al. 2014: 102
Boiga bourreti — WEINELL et al. 2021 
DistributionC Vietnam (Quang Binh)

Type locality: “immergrüner Primärwald nordwestlich des Phong, Nha-Ke Bang Nationalpark, Distrikt Minh Hoa, Provinz Quang Binh, Vietnam, 550 m NN [= elevation].  
TypesHolotype: ZFMK 82921 
CommentMost similar to B. ocellata but differs in the presence of a neck band (not present in B. ocellata) scalation such as the number of dorsalia (bourreti: 19, ocellata: 21 or more).

Characteristic features. The species is characterized by its dorsal scales in 21:19:15 bent rows, 236 ventrals, 106 divided subcaudals, and a divided anal scute; 8 supralabials (3-5 in contact with eye), and 11/12 infralabials; one large loreal, 2/3 preoculars, with uppermost reaching top of head, but not touching frontal, two postoculars, and 3/4 anterior temporals with 3/3 posterior ones following; a blackish brownish, light-margined postocular stripe runs past the corner of the mouth towards the wide dark neck band; the body pattern consists of the dark band on the neck, two subsequent V-shaped bands and a chequered pattern of light and dark fl ecks that extends along the body and only dissolves on the dorsal side of the tail (from ZIEGLER et al. 2006). 
EtymologyNamed after René Bourret, French zoologist. 
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Blackburn, D.G. 1993. STANDARDIZED CRITERIA FOR THE RECOGNITION OF REPRODUCTIVE MODES IN SQUAMATE REPTILES. Herpetologica 49 (1): 118-132 - get paper here
  • Böhme, Wolfgang 2014. Herpetology in Bonn. Mertensiella 21. vi + 256 pp. - get paper here
  • Nguyen, S.V., Ho, C.T. and Nguyen, T.Q. 2009. Herpetofauna of Vietnam. Chimaira, Frankfurt, 768 pp.
  • Tillack, F.; Ziegler, T. & Le Khac Quyet 2004. Eine neue Art der Gattung Boiga FITZINGER 1826 (Serpentes: Colubridae: Colubrinae) aus dem zentralen Vietnam. Sauria 26 (4): 3-13 - 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.
  • Weinell, J. L., Barley, A. J., Siler, C. D., Orlov, N. L., Ananjeva, N. B., Oaks, J. R., ... & Brown, R. M. 2020. Phylogenetic relationships and biogeographic range evolution in cat-eyed snakes, Boiga (Serpentes: Colubridae). Zoological Journal of the Linnean Society - get paper here
  • Ziegler, Thomas; Nikolai L. Orlov, Thomas T. Giang, Nguyen Quang Truong, Nguyen Thien Tao, Le Khac Quyet, Nguyen Vu Khoi and Vu Ngoc Thanh 2010. New records of cat snakes, Boiga Fitzinger, 1826 (Squamata, Serpentes, Colubridae), from Vietnam, inclusive of an extended diagnosis of Boiga bourreti Tillack, Le & Ziegler, 2004. Zoosyst. Evol. 86 (2): 263–274 - get paper here
  • Ziegler, Thomas; Annemarie Ohler; Vu Ngoc Thanh; Le Khac Quyet; Nguyen Xuan Thuan; Dinh Huy Tri & Bui Ngoc Thanh 2006. Review of the amphibian and reptile diversity of Phong Nha – Ke Bang National Park and adjacent areas, central Truong Son, Vietnam. Herpetologica Bonnensis II: 247-262 - get paper here
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