Shells of Portosanctan and Madeiran Geomitridae. 9 Hystricella bicarinata, Pico do Castelo, S slope around the Miradouro 10 Discula discina, Porto da Morena 11Discula (Mandahlia) tectiformis, Pico do Baixo 12 Callina rotula, Cabeco dos Bades 13Actinella (Plebecula) littorinella, E of Pico do Castelo 14Caseolus (C.) innominatus portosanctanus, Ribeira da Areia 15Caseolus (Helicomela) punctulatus punctulatus, Fonte da Areia 16Caseolus (Leptostictea) leptosticus, Ponta do Garajau, Madeira 17 Serratorotula juliformis, Pico de Ana Ferreira 18 Spirorbula depauperata, Pico de Ana Ferreira 19 Lemniscia michaudi, Terra Chã. Scale bar: 1 cm.

 
 
  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