"iucn3.1" . "(– Kraus, Mink & Brown, 1996)" . "(M.A. Smith, 1940)" . . . "Protobothrops kaulbacki"@en . . . . "Common names: Kaulback's lance-headed pit viper.Protobothrops kaulbacki is a venomous pit viper species endemic to Asia. No subspecies are currently recognized."@en . "DD" . . . "*P[rotobothrops]. kaulbacki" . "*Protobothrops kaulbacki" . . . .