DistributionRead full entry
Range DescriptionGyraulus costulatus is widespread in the tropical region of Africa. Its main range extends from Ethiopia and southern Sudan westwards to the Senegal River and Southwards to Angola, Okavango and eastern South Africa (Brown 1994).
Central Africa: It is found throughout the Congo.
Eastern Africa: It is recorded from Lake Mutanda, Uganda, and is believed to occur in other eastern Africa Wetlands (Kenya, Uganda and Tanzania).
Northern Africa: In the region under consideration known from the Tassili N'Ajjar region (Algeria), Tejerhi in Fezzan (Libya) and a few localities in southern Egypt e.g., Upper Nile at Asyut (Brown 1994). This is the northern part of its range, widely spread further south.
Northeastern Africa: This species is found in the region of Lake Nasser, Sudan, and Ethiopia.
Southern Africa: In the southern African region it is distributed over the northern and eastern highveld, KwaZulu-Natal, eastern Zimbabwe and the Okavango River system (Appleton 1996). There are records from Angola but the locations are not precisely known.
Western Africa: It is found throughout western Africa.