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.