Sphaerium incomitatum

5. Sphaerium incomitatum (Kuiper, 1966) Distribution and year: Guma Lagoon, Okavango Delta 2000 (Appleton et al. 2003); Gadikwe Lagoon, Okavango Delta 2000 (Appleton et al. 2003); Boro River, Maun [SMWN77035] 1996 (Appleton & Curtis 2007). Geographic range: Botswana, Democratic Republic of the Congo, Namibia, South Africa, Zambia, Zimbabwe. Habitat: Freshwater. Notes: The species is ubiquitous in Southern Africa (Appleton & Curtis 2007). The molluscs are capable of tolerating oxygen deficient freshwater bodies (Van Damme 2011), and usually occur at high densities with the congeneric Sphaerium capense (see Appleton & Curtis 2007). Type locality: McIlwaine Lake outside Harare, Zimbabwe (Kuiper 1966 b). Sources: Appleton et al. (2003: 58–68); Appleton & Curtis (2007: 58); GBIF (2023 b). Conservation status: Least Concern.