Reference

Willy De Mattia (2006): New records of Testacella scutulum Sowerby, 1821 and Paralaoma servilis (Shuttleworth, 1852) (Gastropoda: Pulmonata: Testacellidae et Punctidae) from Istria, Kvarner and Dalmatia (Italy, Slovenia and Croatia) – Malakologische Abhandlungen – 24: 121 - 127.