Bulinus scalaris

25. Bulinus scalaris (Dunker, 1845) Distribution and year: pools near Linyanti village in Linyanti Channel (near Chobe River) [SMWN76302, 76308, 76326] 1986 (Brown et al. 1992); between Maun and Nxaraga Lagoon, pool beside road [ETD 4302] 1984 (Brown et al. 1992); Okavango Delta 2000 (Appleton et al. 2003). Geographic range: Angola, Botswana, Democratic Republic of the Congo, Ethiopia, Kenya, Namibia, Uganda, Zambia, Zimbabwe. Habitat: Freshwater. Notes: The native range of this species covers Eastern, Southern and Central Africa. The molluscs inhabit seasonal rain pools and irrigation channels (Brown 1994). Type locality: Lake and swamps in the vicinity of Benguela, Angola (Dunker 1845). Sources: Appleton et al. (2003: 58–68); GBIF (2023 b). Conservation status: Least Concern.