"Hypnale"@en . . . . . . . . . . . "Common names: hump-nosed vipers, hump-nosed pit vipers.Hypnale is a genus of venomous pitvipers endemic to Sri Lanka and southwestern India. Three monotypic species are currently recognized (no subspecies). All members have more or less upturned snouts that produce a hump-nosed effect."@en .