25 FIGURE 24. a. Cornu aspersum from Bosco Ficuzza (Palermo), genitalia. b. Idem, internal structures shown.
24 FIGURE 25. a. Cantareus apertus from Termini Imerese (Palermo), genitalia. b. Idem, internal structures shown.
28 · Zootaxa 3134 © 2011 Magnolia Press COLOMBA ET AL.