(Figures 4–5)
1880 Schismope morleti nov. spec.—Crosse: p. 144–146, pl. 4, fig. 3.
1982 Sinezona carinata (A. Adams, 1862) —Ladd: p. 20, pl. 1, figs 3–4.
2012 Sukashitrochus morleti (Crosse, 1880) —Geiger: p. 632–645, figs 496–503, color plate 4 D–E.
Material. Anda 2 (1) RGM 961.708, Anda 4 (1) RGM 961.709.
Characterization. Shell broad with flattened apex; H 1.03 mm, W 1.29 mm; P with axial sculpture, DN 0.06–0.07 mm; T 1 with distinct axial cords; T 2 with weaker axial cords, prominent spiral keels and weak spiral cords.
Distribution. Indo-Malayan Archipelago to Central Pacific, 0–60 m depth, live, in muddy sand (Geiger 2012). Also from the Pleistocene of Vanuatu (Ladd 1982).
Remarks. The studied material conforms to the description by Geiger (2012), although specimen RGM 961.709 only has 14 axial cords on T 1 instead of approximately 18.