FIGURE 4 in Hemicycla (Adiverticula) diegoi (Gastropoda: Pulmonata: Helicidae), a new species from Tenerife, Canary Islands, with a phylogenetic analysis of conchologically similar species in the genus Hemicycla Swainson, 1840

FIGURE 4. Hemicycla (Adiverticula) diegoi n. sp. A. living animal from the type locality (scale bar = 10 mm). B. Genital system (scale bar = 5 mm). C. Internal anatomy of the penis (scale bar = 1 mm) with proximal penial papilla (pp), distal penial papilla (dp), contact organ (co) and distal part of epiphallus (ep). D. Dart (scale bar = 1 mm). E. Mandible (scale bar = 1 mm). F–H. Radula teeth (scale bar = 10 μm): marginal teeth (F), outer lateral teeth (G), central and inner lateral teeth (H).