Although apparently restricted to Angola, the species was also reported from Porto Grande, Sao Vicente, Cabo Verde (Stearns, 1893). This record was discussed by Burnay & Da Conceiçao (1986), who also illustrated the specimens documented by Stearns.
RV 2384b. Angola, Benguela province, Baia Limagens/Praia das Limagens, at low ide in surf zone, December 1981. Scale bar is 1 cm.