Common names: transdanubian sand viper.Steward JW. 1971. The Snakes of Europe. Cranbury, New Jersey: Associated University Press (Fairleigh Dickinson University Press). 238 pp. LCCCN 77-163307. .
Vipera ammodytes montandoni is a venomous viper subspecies endemic to Bulgaria and southern Romania.Mallow D, Ludwig D, Nilson G. 2003. True Vipers: Natural History and Toxinology of Old World Vipers. Malabar, Florida: Krieger Publishing Company. 359 pp. .
Etymology The subspecific name, montandoni, is in honor of "M. A. Montandon" who sent some of the first specimens of this snake to Boulenger.
Description According to Boulenger (1913): "Naso-rostral shield never reaching the canthus rostralis nor the summit of the rostral shield, which is deeper than broad (once and one seventh to once and a half); rostral appendage clad with 10-14 scales, in three (rarely two or four) transverse series between the rostral shield and the apex. Dorsal scales in 21 rows [at midbody]. Ventral shields 149 to 158; subcaudals 30 to 38. A more or less distinct blotch on the lower lip, involving five to seven labial shields without complete interruption. Lower surface of end of tail yellow."Boulenger GA. 1913. The Snakes of Europe. London: Methusen & Co. Ltd. 145 pp. PDF at Skopelos Walks Accessed 12 August 2006.
Geographic range Bulgaria and southern Romania.
References
Further reading Boulenger GA. 1904. On the Sand-Viper of Roumania (Vipera ammodytes var. Montandoni ). Ann. Mag. Nat. Hist., Seventh Series 14: 134-135.
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