Giusti & Manganelli 1989. Notulae Malacologicae, 44. A new Hygromiidae from the Tyrrhenian islands of Capraia and Sardinia with notes on the genera Xeromicra and Xerotricha (Pulmonata: Helicoidea) (Studies on the Sardinian and Corsican malacofauna, 8.). Bollettino Malacologico, 25(1-4) 1989: 23-62