1. Aliaporcellana pygmaea (De Man, 1902)

(Fig. 1)

Porcellana pygmaea De Man, 1902: 698, pl. 23, fig. 38.

Polyonyx pygmaeus .— Lewinsohn 1969: 161, figs. 36a–f.

Aliaporcellana pygmaea .— Nakasone & Miyake 1969: 19.— Haig 1978: 708; 1979: 130, figs. 13–15; 1983: 285; 1989: 95.

Material examined. 2 Ψ (ov) (SMF 25674), Red Sea, Sudan, Sanganeb Atoll, Southeast point, SAN 33, Corals, 20 m, 30 Mar. 1991; 2 ɗ, 1 Ψ (ov) (SMF 25675), SAN 128, living Stylophora, 30 m, 26 Sep. 1992; 1 ɗ (SMF 4692), Red Sea, leg. E. Rüppell, 1827.

Measurements. Largest ɗ 3.0 x 3.4 mm; largest Ψ 3.3 x 3.7 mm.

Distribution. Indian Ocean including the Red Sea; in the western Pacific eastwards to the Moluccas.