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''Bulinus forskalii'' is a species of a tropical freshwater snail with a sinistral shell, an aquatic gastropod mollusk in the family Planorbidae, the ramshorn snails and their allies. == Distribution == ''Bulinus forskalii'' is an afrotropical〔 species and occur in number of countries in Africa: * Northern Africa: only in Egypt and Sudan.〔 * Western Africa: Benin, Burkina Faso, Côte d'Ivoire, Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Mali, Niger, Senegal〔 Sarr A., Kinzelbach R. & Diouf M. (2011, in press). "Diversité spécifique et écologie des mollusques continenatux de la basse vallée du Ferlo (Sénégal). (diversity and ecology of continental molluscs from the Lower Ferlo Valley (Senegal) )". ''MalaCo'' 7: 8 pp. (PDF ).〕 and Togo.〔 * Eastern Africa: Burundi, Ethiopia, Kenya, Malawi, Mozambique, Somalia, Tanzania, Zambia and Zimbabwe.〔 * Central Africa: Angola, Cameroon, Central African Republic, Chad, Democratic Republic of the Congo, Republic of the Congo, Equatorial Guinea and Gabon.〔 An extreme variant of ''Bulinus forskalii'' lives also on São Tomé Island.〔Brown D. S. (1991). "Freshwater snails of São Tomé, with special reference to ''Bulinus forskalii'' (Ehrenberg), host of ''Schistosoma intercalatum''". ''Hydrobiologia'' 209(2): 141-153. .〕 * Southern Africa: South Africa and Swaziland.〔 It has been recently introduced to Madagascar. Its presence is uncertain in Mauritania, Nigeria and in Sierra Leone.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Bulinus forskalii」の詳細全文を読む スポンサード リンク
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