. "–Maduwageet. al., 2009." . . "Hypnale zara"@en . . "* Trigonocephalus zara" . . . . . "(–Gray, 1849) (part)" . "Common names: Lowlands hump-nosed pit viper. \u0DB4\u0DC4\u0DAD\u0DBB\u0DA7 \u0DB8\u0DD6\u0D9A\u0DBD\u0DB1\u0DCA \u0DAD\u0DD9\u0DBD\u0DD2\u0DC3\u0DCA\u0DC3\u0DCF in Sinhala.Hypnale zara is a venomous pitviper species endemic to Sri Lanka. It is distinguished from Hypnale nepa by variably colored body and less upcurved snout. No subspecies are currently recognized."@en . "* Hypnale zara" . . . .