Triphoris (Mastonia) clemens Hinds, 1843

Triphoris (Mastonia) clemens Hinds, 1843b: 20 .

Triforis clemens Hinds, 1843 — Tryon 1887: 183, pl. 38, fig. 21.

Type locality. Straits of Malacca, from 20 fathoms deep (37 m), mud .

Type material. NHMUK 196540, syntype .

Distribution. Straits of Malacca (Hinds 1843b; Hinds 1844; Tryon 1887; Albano et al. 2019).