Figures 103-111 from: De Mattia W, Neiber MT, Groh K (2018) Revision of the genus-group Hystricella R. T. Lowe, 1855 from Porto Santo (Madeira Archipelago), with descriptions of new recent and fossil taxa (Gastropoda, Helicoidea, Geomitridae). ZooKeys 732: 1-125. https://doi.org/10.3897/zookeys.732.21677

Figures 103-111 Anatomy and genitalia of Wollastonia turricula, Ilheu de Cima. 103 whole genitalia excluding gonads 104 mantle border 105 section of vagina 106 whole genitalia excluding part of OSD, AG and gonads 107 ornamentation of the inner walls of the flagellum 108 ornamentation of the inner walls of the flagellum, the penial complex, the vagina and the genital atrium 109 longitudinal section of penial papilla 110 section of penial papilla 111 tip of penial papilla. Scale bars 1 mm.