Priotrochus iris Herbert, 1988
Priotrochus iris Herbert, 1988c: 503, figs 1–7. Type loc.: SE of Kosi Bay, northern Zululand (26°54.6ʹS: 32°55.3ʹE), 50 m; holotype in NMSA (D6179/T1).
Distribution. South-eastern Africa from southern Mozambique (Bazaruto Archipelago) to northern E. Cape (Mzamba); beach-drift to 50 m (living 15–50 m).