14. Lanistes ovum Troschel, 1845

Distribution and year: Kwando River and flood plain [SMWN75897, 75928, 76378, 76380, 76390, 76525, 76542, 76565] 1986 (Brown et al. 1992); Chobe River area at Lake Liambezi [SMWN75902] and Ihaha [SMWN76348] 1986 (Brown et al. 1992); Boro River channel opposite Nxaraga Lagoon [ETD4284] 1984 (Brown et al. 1992); Thamalakane River opposite Okavango River Lodge [ETD4285] 1984 (Brown et al. 1992); Chief’s Island, Okavango Delta 2000 (Jansen van Rensburg 2001; Appleton et al. 2003); Guma Lagoon, Okavango Delta 2000 (Appleton et al. 2003); Mohembo floodplains, Okavango Delta 1999, 2000 (Jansen van Rensburg 2001); Lake Ngami [NHMUK:ecatalogue:2845503] 1910 (GBIF 2023 b); “Ngami River ” (Thamalakane River), Maun N/A (Connolly 1912; 1939); Okavango Delta 2018, 2019, 2020, 2021 (GBIF 2023 b); Chobe National Park, 20 km west of Kasane [RMNH. MOL.104344] 2006 (NBC 2015 f); San Ta Wani Camp, Okavango Delta [FSMC40447] 1983 (GBIF 2023 b)

Geographic range: Angola, Botswana, Burundi, Cameroon, Chad, Congo, Democratic Republic of the Congo, Kenya, Malawi, Mozambique, Namibia, Niger, Nigeria, Senegal, Somalia, South Africa, South Sudan, Sudan, Tanzania, Zambia, Zimbabwe.

Habitat: Freshwater.

Notes: The species is widely distributed across Africa (Brown & Kristensen 1989) and occurs in either flowing or standing waters, in sandy/muddy substrates, and can be used as animal feed (Albrecht et al. 2018 c).

Type locality: In Mozambique (Troschel 1845) .

Sources: Connolly (1912: 258; 1939: 555); van Bruggen (1966 a: 109); Brown & Kristensen (1989: 11); Brown et al. (1992: 17); Jansen van Rensburg (2001: 29); Appleton et al. (2003: 58–68); Appleton & Miranda (2015: 126); GBIF (2023 b).

Conservation status: Least Concern.