Three horned-scaled pitviper, Three-horn-scaled pit-viper
Protobothrops sieversorum, commonly known as the three horned-scaled pitviper or the three-horn-scaled pit-viper, is a species of venomous snake, a pit viper in the family Viperidae. The species is endemic to Vietnam.
The specific name, sieversorum (masculine, genitive, plural), is in honor of the Sievers family, father Dr. J.-H. Sievers and sons Julian Sievers and Moritz Sievers, for their support of nature conservation and zoological research.
P. sieversorum is indigenous to Quang Binh Province, Vietnam.
The preferred natural habitat of P. sieversorum is forest, at altitudes of 200–600 m (660–1,970 ft).
P. sieversorum is oviparous.