Quảng Bình, formerly Tiên Bình under the reign of Lê Trung Hưng of the Lê dynasty, is a province along Vietnam's north-central coast. The province has an area of 8,065.8 square kilometers and population of 857,818 inhabitants The province is bordered by the Laotian Khammouane province to the west, the North Pacific Ocean to the east, Hà Tĩnh province to the north and Quảng Trị province to the south. Historically, this region belonged to Văn Lang and later the kingdom of Champa. Later it was claimed by both the Đại Việt and Champa and officially annexed into Đại Việt by Lý Thường Kiệt, a Lý dynasty general.
Trimeresurus albolabris, the white-lipped pit viper or white-lipped tree viper, is a venomous pit viper species endemic to Southeast Asia.
Trimeresurus medoensis, commonly named the Motuo bamboo pitviper, is a venomous pitviper species endemic to India, Burma, and Tibet. No subspecies are currently recognized.
Trimeresurus popeiorum is a species of venomous pit viper in the family Viperidae. The species is native to northern and northeastern parts of India, Southeast Asia, and parts of Indonesia. Common names include: Pope's pit viper, Pope's tree viper, and Pope's bamboo pitviper. Two subspecies are currently recognized, including the nominate subspecies described here.
Trimeresurus purpureomaculatus is a venomous pit viper species native to India, Bangladesh and Southeast Asia. Common names include: mangrove pit viper, mangrove viper, and shore pit viper.
Trimeresursus stejnegeri is a species of venomous pit viper endemic to Asia. Two subspecies are currently recognized, including the nominate subspecies described here.
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.
Protobothrops mangshanensis, commonly known as the Mangshan pit viper, Mangshan pitviper, Mt. Mang pitviper, or Mang Mountain pitviper, is a venomous pit viper species endemic to Hunan and Guangdong provinces in China. No subspecies are currently recognized. This is a nocturnal pit viper that is also known as the ''Mangshan iron-head snake'', ''Chinese pit viper'', and the ''Ironhead viper''. They eat frogs, birds, insects, and small mammals. They have a white tail tip that they wiggle to mimic a grub so that prey comes into striking range—a behaviour known as caudal luring. The venom causes blood clotting and corrodes muscle tissue and can kill people. Unusually for vipers, P. mangshanensis is oviparous with the female laying clutches of 13–21 eggs which she will guard until they hatch.
Protobothrops cornutus, commonly known as the horned pit viper or Fan-Si-Pan horned pitviper, is a venomous pit viper species found in northern and central Vietnam and in southern China (Guangdong). No subspecies are currently recognized.
Trimeresurus kanburiensis is a species of pit viper found in only a few areas of Thailand. Common names include: Kanburi pitviper, Kanburian pit viper, and tiger pit viper. Highly venomous, it is an arboreal but heavily built species with a brown or tawny coloration. No subspecies are currently recognized.
Trimeresurus sumatranus is a venomous pitviper species found in Thailand, Malaysia and Indonesia. Arboreal, its coloration is pale green with a red tail. Common names include Sumatran pitviper, Sumatran tree viper, and Sumatran pit viper.
Trimeresurus malcolmi is a venomous pitviper species found in East Malaysia. Common names include: Malcolm's pitviper, Malcolm's tree viper, and Mt. Kinabalu pit viper.
Trimeresurus hageni, commonly known as the Hagen's pit viper, is a species of pit viper, a venomous snake in the subfamily Crotalinae of the family Viperidae. The species is endemic to Southeast Asia. There are no subspecies which are currently recognized as being valid.
Trimeresurus macrops is a venomous pit viper species endemic to Southeast Asia. No subspecies are currently recognized. Common names include large-eyed pitviper and green pit viper.
Trimeresurus schultzei, commonly known as the Schultze's pitviper, is a venomous pitviper species endemic to the Philippines. No subspecies are currently recognized.
Trimeresurus gracilis, commonly known as the Taiwan pit viper or Taiwan mountain pitviper, is a venomous pit viper species endemic to Taiwan. No subspecies are currently recognized. The species is known as kikushi habu in Japanese.
Trimeresurus yunnanensis, commonly known as the Yunnan bamboo pitviper, is a venomous pitviper species endemic to China.
Trimeresurus gumprechti, known commonly as Gumprecht's green pit viper, is a species of venomous pit viper in the family Viperidae. The species is endemic to Asia.
Trimeresurus rubeus, commonly known as the ruby-eyed green pitviper, is a venomous pit viper species endemic to Southeast Asia. It occurs in southern Vietnam and eastern Cambodia. No subspecies are currently recognized.
Trimeresurus vogeli, commonly known as the Vogel's pit viper, is a venomous pitviper species native to Southeast Asia.
