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)


	Shells of Wollastonia vermetiformis. 118 lectotype of Helix vermetiformis R. T. Lowe, 1855, NMH 1968.588 ex coll. Lowe 119 recent specimen from Pico do Baixo 120 subfossil specimen from Porto dos Frades. Scale bar 1 mm.

Part of: 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