Gyraulus costulatus ( Krauss, 1848 )

Rapalai, Boikhutso Lerato, 2024, An annotated checklist of molluscs recorded from Botswana, Indago: Investigating nature and humanity in Africa (Oxford, England) 41 (10), pp. 15-44 : 26

33. Gyraulus costulatus ( Krauss, 1848)

Distribution and year: Boro River, Nxaraga Lagoon, Chief’s Island Maun [ETD4294] 1984 ( Brown et al. 1992); Okavango Delta, Maun N/A ( Brown & Van Eeden 1969).

Geographic range: Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cameroon, Central African Republic, Chad, Congo, Democratic Republic of the Congo, Egypt, Equatorial Guinea, Eswatini, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Kenya, Liberia, Libya, Malawi, Mali, Mauritania, Mozambique, Namibia, Niger, Nigeria, Senegal, Sierra Leone, South Africa, South Sudan, Sudan, Tanzania, Togo, Uganda, Zambia, Zimbabwe.

Habitat: Freshwater.

Notes: The species is ubiquitous across Africa, including the tropical regions ( Albrecht et al. 2018 a). The molluscs dwell on vegetation and stones in rivers, lakes and dams ( Brown 1994).

Type locality: Umgeni Valley , KwaZulu-Natal, South Africa ( Krauss 1848) .

Sources: Brown et al. (1992: 28); Appleton & Miranda (2015: 130).

Conservation status: Least Concern.