Echis coloratus, known as the painted saw-scaled viper, painted carpet viper, Burton's carpet viper, and by other common names, is a highly venomous viper species endemic to the Middle East and Egypt. No subspecies are currently recognized.
Echis megalocephalus, also known commonly as the big-headed carpet viper and Cherlin's saw-scaled viper, is a species of venomous snake in the family Viperidae. The species is endemic to one island in the Red Sea off the coast of Eritrea. There are no subspecies that are recognized as being valid.
Field's horned viper is a species of snake in the family Viperidae. The species is native to the deserts of the Middle East. Like all other vipers, it is venomous. It was previously considered a subspecies of the Persian horned viper. The main differences between this species and the Persian horned viper are in scalation and venom composition.
Echis is a genus of vipers found in the dry regions of Africa, the Middle East, India, Sri Lanka and Pakistan. They have a characteristic threat display, rubbing sections of their body together to produce a "sizzling" warning sound. The name Echis is the Latin transliteration of the Greek word for "viper" (ἔχις). Like all vipers, they are venomous. Their common name is "saw-scaled vipers" and they include some of the species responsible for causing the most snakebite cases and deaths in the world. Twelve species are currently recognized.
Atheris barbouri is a small and rare species of terrestrial viper endemic to the Uzungwe and Ukinga mountains of south-central Tanzania in Africa.
Montatheris is a monotypic genus created for the viper species, Montatheris hindii, a venomous snake also known by the common names Kenya mountain viper, Kenya montane viper, montane viper, and Hind's viper. This is a small terrestrial species endemic to Kenya. There are no subspecies which are recognized as being valid.
Echis hughesi, also known commonly as Hughes' carpet viper, the Somali carpet viper, and Hughes' saw-scaled viper, is a species of venomous snake in the subfamily Viperinae of the family Viperidae. The species is endemic to Somalia. There are no subspecies that are recognized as being valid.
Echis leucogaster, also known as the white-bellied carpet viper or the Roman's saw-scaled viper, is a viper species endemic to West and Northwest Africa. Its scientific name derives from its white (leuco-), unmarked belly (gaster). like all other vipers, it is venomous. No subspecies are currently recognized.
Echis ocellatus, known by the common names West African carpet viper and ocellated carpet viper, is a highly venomous species of viper endemic to West Africa. No subspecies are currently recognized.
Echis pyramidum, known as the Northeast African carpet viper, Egyptian saw-scaled viper, and by other common names, is a species of viper endemic to Northeast Africa and the Arabian Peninsula. Like all other vipers, it is venomous. Three subspecies are currently recognized, including the nominate subspecies described here.
Echis carinatus astolae, known as the Astola saw-scaled viper, is a viper subspecies endemic to Astola Island off the coast of Pakistan. Like all other vipers, it is venomous.
Echis carinatus multisquamatus, known as the multiscale saw-scaled viper and transcaspian saw-scaled viper, is a viper subspecies found in Uzbekistan, Turkmenistan, Iran, Afghanistan, and Pakistan. Like all other vipers, it is venomous.
Echis carinatus sinhaleyus is a venomous viper subspecies endemic to Sri Lanka.
Echis carinatus sochureki is a venomous viper subspecies found in India, Pakistan, Afghanistan, Iran, and parts of the Arabian Peninsula.
Echis pyramidum aliaborri is a venomous viper subspecies endemic to northern Kenya.
Echis pyramidum leakeyi is a venomous viper subspecies endemic to northern East Africa.
Vipera darevskii, known as Darevsky's viper, is a small species of viper, a venomous snake in the subfamily Viperinae of the family Viperidae. The species is native to northwestern Armenia, northeastern Turkey, and possibly also adjacent southern Georgia. There are no subspecies that are recognized as being valid.
Cerrophidion godmani is a venomous pit viper species native to southern Mexico and Guatemala. No subspecies are recognized as being valid. It is also known commonly as Godman's montane pit viper or Godman's pit viper.
Trimeresurus sumatranus is a species of venomous pitviper found in the tropical forests of Indonesia, Malaysia and Thailand. Arboreal by nature, its coloration is pale to neon-green, with some black vertical markings, and a red-tipped tail. As with other vipers, this species has prominent, “keeled” scales, which appear somewhat raised and give the snake a rough-textured appearance. Common names include Sumatran pitviper, Sumatran tree viper, and Sumatran pit viper.
Trimeresurus hageni, commonly known as Hagen's pit viper and Hagen's green pit viper, is a species of venomous snake in the subfamily Crotalinae of the family Viperidae. The species is native to Southeast Asia. There are no subspecies that are recognized as being valid.
