BioStor
 | On the nomenclature and distribution of the genus Pythia, Bolton J C Cox (1881) Proceedings of the Linnean Society of New South Wales 6: 587-621 |
 | On the Terrestrial Mollusks of the Viti Islands.-Part II1 Andrew Garrett (1887) Proceedings of The Zoological Society of London 1887: 284-316 |
 | Beschalte weichthiere Deutsch-Ost-Afrikas E Von Martens (1897) Deutsch Ost-Afrika 4: 1-308 |
 | Anatomy and systematics of the western Atlantic Ellobiidae (Gastropoda: Pulmonata) (1996) Malacologia 37: 163-332 |