Diodora ruppellii (G.B. Sowerby (I), 1835)—new record Fissurella ruppellii G.B. Sowerby (I), 1835 a: 128. G.B. Sowerby (I), 1835 b: 6, no. 56, figs 65, 75. Type loc.: ‘ ad Insulam Nevis, Capt. Powers: in Sinu Arabico Rüppell’; Christiaens (1987: 25) discussed these localities and the figures provided by G.B. Sowerby (I) in Conchological Illustrations. He rejected the Nevis Island locality (Leeward Islands) and fig. 65, selecting fig. 75 (Red Sea) as the hypotype. Four possible syntypes in NHM (NHMUK 197579; Christiaens 1987). Glyphis ruppellii —Pilsbry, 1891 in 1890–1891: 217 (in part, includes several non-synonymous taxa), pl. 39, fig. 8. Fissurella (Glyphis) ruppelli [sic]— Melvill & Standen, 1898: 79. Lamy, 1909: 332. Glyphis...