South Africa, KwaZulu-Natal, alive in 165–270 m; North-Western Madagascar, 265–375 m, alive in 265–298 m.
Reference
Vilvens, C. & Williams, S. T. (2020). New species of Ilanga (Gastropoda: Trochoidea: Solariellidae) from the Indo-West Pacific. Zootaxa. 4732 (2): 201-257.