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A new snake of the genus Helicops Wagler, 1830 (Dipsadidae, Xenodontinae) from Brazil
(Herpetologica, 2013-03-01) [Artigo]
We describe a new species of Helicops from the southern Amazon Basin in the state of Mato Grosso, Brazil. It differs from all congeners by having dorsal scales in 21/21/19 rows in males and 23/21/19 rows in females, subcaudal ...