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Protobothrops kaulbacki (M.A. Smith, 1940) Myanmar,
China Protobothrops kelomohy Sumontha, Vasaruchapong, Chomngam, Suntrarachun, Pawangkhanant, Sompan...
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Protobothrops kaulbacki, Kaulback's lance-headed pit
viper Protobothrops kelomohy,
Omkoi lance-headed
pitviper Protobothrops mangshanensis,
Mangshan pit...