FIGURE 4. A–F in New species of Ilanga (Gastropoda: Trochoidea: Solariellidae) from the Indo-West Pacific

FIGURE 4. A–F. Ilanga laevissima (Martens, 1881), South Africa, Cape Province, NMDP (Africana). NMSA V3139, Stn A 18178 D, 115 m. A–F. 8.5×12.3 mm. A–C. Shell, apertural, apical and basal views. D. Details of protoconch and first whorl. Scale 100 μm. E. Sculpture on whorls. Scale 1 mm. F. Details of umbilical area. Scale 1 mm. G–I. Holotype Trochus laevissimus ZMB/Moll 29315, S. Africa Gazelle 50 fms. J–L. Ilanga 18. South Africa, Cape Province, NMDP (Africana). NMSA V3139, Stn A 18178 D, 115 m. Although morphologically similar to I. laevisissima, this species is genetically distinct. 4.9×7.0 mm. Scale (except SEM images) 5 mm.