Turbo (Lunatica) imperialis Gmelin, 1791 —new record

Turbo imperialis Gmelin, 1791: 3594 . Martens, 1880: 293. Cernohorsky, 1974: 154, fig. 15 (holotype). Cernohorsky, 1978: 38, pl. 10, fig. 1. Type loc.: ‘ in Sina ’ [China]; holotype in ZMUC (Cernohorsky 1974).

Turbo imperialis var. regenfussi — Odhner, 1919: 42.

Turbo (Dinassovica) imperialis — Alf & Kreipl, 2003: 48, pls. 70, 71.

Distribution. Indian Ocean; from Western Australia to central East Africa, south to central Zululand (Cape Vidal area); local material living on shallow subtidal reefs to 20 m.

Notes. The relationship of this taxon to Turbo regenfussi Deshayes, 1843 requires further investigation.

Subgenus Marmarostoma Swainson, 1829 . Type species (o.d.): Turbo chrysostomus Linnaeus, 1758 .