Bitis arietans (MERREM, 1820)
Puff Adder

Western Sahara, Morocco, Algeria, Mauritania, Mali, Burkina Faso, Niger, Chad, Sudan, Eritrea, Djibouti, Ethiopia, Somalia, Senegal, Gambia, Guinea-Bissau, Guinea, Sierra Leone, Liberia, Côte d’Ivoire, Ghana, Togo, Benin, Nigeria, Cameroon, Equatorial Guinea, Central African Republic, Gabon, Congo, Democratic Republic of the Congo, Uganda, Rwanda, Burundi, Kenya, Tanzania, Angola, Zambia, Malawi, Zimbabwe, Mozambique, Namibia, Botswana, South Africa, Lesotho, Swaziland, Saudi Arabia, Oman

Bitis atropos (LINNAEUS, 1758)
Berg Adder

Zimbabwe, Mozambique, South Africa, Lesotho, Swaziland

Bitis gabonica (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
Eastern Gaboon Viper

Sudan, Benin, Nigeria, Cameroon, Equatorial Guinea, Central African Republic, Gabon, Congo, Democratic Republic of the Congo, Uganda, Kenya, Tanzania, Angola, Zambia, Zimbabwe, Mozambique, South Africa

Bitis nasicornis (SHAW, 1802)
Rhinoceros Viper

Sudan, Liberia, Côte d’Ivoire, Ghana, Togo, Benin, Nigeria, Cameroon, Equatorial Guinea, Central African Republic, Gabon, Congo, Democratic Republic of the Congo, Uganda, Rwanda, Kenya

Bitis peringueyi (BOULENGER, 1888)
Péringuey’s Adder

Angola, Namibia

Bitis rhinoceros (SCHLEGEL, 1855)
Western Gaboon Viper

Guinea-Bissau, Guinea, Sierra Leone, Liberia, Côte d’Ivoire, Ghana, Togo

Bitis cornuta (DAUDIN, 1803)
Many-horned Adder

Namibia, South Africa