K. H.  Barnard, ?Contributions to the knowledge of South African marine Mollusca. Part 7. Revised fauna list?, Annals of the South African Museum, vol. 47, pp. 663-781, 1974.

K. H.  Barnard, ?Contributions to the knowledge of South African marine Mollusca. Part 7. Revised fauna list?, Annals of the South African Museum, vol. 47, pp. 663-781, 1974.