The Gaboon viper, also called the Gaboon adder, is a viper species found in the rainforests and savannas of sub-Saharan Africa. Like all other vipers, it is venomous. It is the largest member of the genus Bitis, and it has the longest fangs of any venomous snake – up to 2 inches (5 cm) in length – and the highest venom yield of any snake. No subspecies are recognized.
Bitis is a genus of venomous vipers found in Africa and the southern Arabian Peninsula. It includes the largest and the smallest vipers in the world. Members are known for their characteristic threat displays that involve inflating and deflating their bodies while hissing and puffing loudly. The type species for this genus is B. arietans, which is also the most widely distributed viper in Africa. Currently, 18 species are recognized.
Atractaspis is a genus of venomous snakes in the family Lamprophiidae. The genus is endemic to Africa and the Middle East. The genus contains 15 species that are recognized by ITIS. Others recognize as many as 21 species. 23 are listed here.
Bitis nasicornis is a viper species found in the forests of West and Central Africa. This large viper is known for its striking coloration and prominent nasal "horns". No subspecies are currently recognized. Its common names include butterfly viper, rhinoceros viper, and river jack. Like all other vipers, it is venomous.
The puff adder is a viper species found in savannahs and grasslands from Morocco and western Arabia throughout Africa except for the Sahara and rainforest regions. It is responsible for causing the most snakebite fatalities in Africa owing to various factors, such as its wide distribution, frequent occurrence in highly populated regions, and aggressive disposition. Like all other vipers, it is venomous. Two subspecies are currently recognized, including the nominate subspecies described here.
Bitis arietans somalica also known as the Somali puff adder, is a venomous viper subspecies found only in Somalia, eastern Ethiopia, and northern Kenya. It is distinguished from B. a. arietans by its keeled subcaudals.
The berg adder is a venomous viper species endemic to mountainous regions in southern Africa. No subspecies are currently recognized.
The horned adder is a viper species. It is found in the arid region of southwest Africa, in Angola, Botswana, Namibia; South Africa, and Zimbabwe. It is easily distinguished by the presence of a single, large horn-like scale over each eye. No subspecies are currently recognized. Like all other vipers, it is venomous.
The many-horned adder is a viper species. It is found in certain rocky desert areas, mostly along the Atlantic coast of southern Africa, in western South Africa and southwestern Namibia. It has characteristic tufts of "horns" above each eye. Like all other vipers, it is venomous. No subspecies are currently recognized.
The Albany adder is a viper species. It was previously considered a subspecies of Bitis cornuta. Its range is restricted to eastern and southern Cape Province in South Africa. Like all vipers, it is venomous.
Bitis schneideri is a species of venomous snake in the subfamily Viperinae of the family Viperidae. The species is native to a small coastal region that straddles the border between Namibia and South Africa. B. schneideri is the smallest species in the genus Bitis and possibly the world's smallest viper. There are no subspecies that are currently recognized as being valid.
Bitis heraldica is a venomous viper species endemic to Angola. It is easily distinguished from B. caudalis by its heavily speckled belly and lack of any supraocular "horns". No subspecies are currently recognized.
Bitis peringueyi, also known as the Peringuey's adder, Peringuey's desert adder or desert sidewinding adder, is a venomous viper species found in Namibia and southern Angola. No subspecies are currently recognized.
The red adder is a viper species found only in Western Cape Province, South Africa. No subspecies are currently recognised. Like all other vipers, it is venomous.
Bitis worthingtoni, also known commonly as the Kenya horned viper and the Kenyan horned viper, is a species of venomous snake in the subfamily Viperinae of the family Viperidae. The species is endemic Kenya. There are no subspecies that are recognized as being valid.
Bitis xeropaga, commonly known as the desert mountain adder or Lüderitz dwarf viper, is a viper species found in southern Namibia and northwestern Cape Province in South Africa. Like all other vipers, it is venomous. No subspecies are currently recognized.
Bitis rhinoceros is a viper species endemic to West Africa. Like all vipers, it is venomous. It can be easily distinguished from the closely related species B. gabonica by the presence of two large nasal "horns".
Causus rhombeatus, commonly known as the rhombic night adder, is a viper species endemic to subsaharan Africa. No subspecies are currently recognized. Like all other vipers, it is venomous.
Causus bilineatus is a viper species endemic to south central Africa. No subspecies are currently recognized. Common names include lined night adder, two-lined night adder, and two-striped night adder. Like all other vipers, it is venomous.
Causus defilippii, commonly known as snouted night adder, is a species of snake in the family Viperidae. The species is endemic to East and Southern Africa. Although its venom is nonlethal to humans, it is still considered medically significant. There are no recognized subspecies.
