@article {543,
	title = {On the land shells of Penang Island, with descriptions of the animals and anatomical notes; part second, Helicacea},
	journal = {Journal of the Asiatic Society of Bengal},
	volume = {42},
	year = {1873},
	pages = {11-38},
	chapter = {11},
	author = {F. Stolicka}
}
@article {284,
	title = {On the land-shells of Western Australia},
	journal = {Proceedings of the Malacological Society of London},
	volume = {1},
	year = {1894},
	pages = {84-99},
	chapter = {84},
	author = {E.A. Smith}
}
@book {768,
	title = {Manual of Conchology : structural and systematic, with illustrations of the species : second Series: Pulmonata},
	volume = {13},
	number = {2},
	year = {1900},
	pages = {254},
	address = {Philadelphia},
	url = {http://www.biodiversitylibrary.org/item/76174$\#$9},
	author = {G.W. Tryon},
	editor = {H.A. Pilsbry}
}
@article {288,
	title = {A lsit of the land-shells of the island of Lombock, with descriptions of new species},
	journal = {Proceedings of the Malacological Society of London},
	volume = {3},
	year = {1898},
	pages = {26-31},
	chapter = {26},
	author = {E.A. Smith}
}
@article {227,
	title = {On the land-shells of the Natuna Islands},
	journal = {The annals and magazine of natural history, including zoology, botany and geology},
	volume = {6},
	year = {1894},
	pages = {453-463},
	chapter = {453},
	url = {http://www.biodiversitylibrary.org/item/63421$\#$page/508/mode/1up},
	author = {E.A. Smith}
}
@book {690,
	title = {Mollusca. II. Trochomorphidae-Janellidae},
	volume = {3},
	year = {1914},
	pages = {520},
	publisher = {Taylor and Francis},
	organization = {Taylor and Francis},
	address = {London},
	url = {http://www.archive.org/details/molluscaiitrocho00gude},
	author = {G.K. Gude}
}
@article {766,
	title = {On a new species of Costigo from Java},
	journal = {Treubia},
	volume = {17},
	year = {1940},
	pages = {331-332},
	chapter = {331},
	author = {W.S.S. van Benthem Jutting}
}
@book {768,
	title = {Manual of Conchology : structural and systematic, with illustrations of the species : second Series: Pulmonata},
	volume = {25},
	number = {2},
	year = {1918},
	pages = {433},
	address = {Philadelphia},
	url = {http://www.biodiversitylibrary.org/item/76602$\#$page/418/mode/1up},
	author = {G.W. Tryon},
	editor = {H.A. Pilsbry}
}
@book {548,
	title = {Manual of conchology, structural and systematic : with illustrations of the species. by George W. Tryon, Jr. Second series, Pulmonata},
	volume = {24},
	number = {2},
	year = {1916},
	pages = {380},
	address = {Philadelphia},
	url = {http://www.biodiversitylibrary.org/item/76601$\#$228},
	author = {G.W. Tryon},
	editor = {H.A. Pilsbry}
}
@book {548,
	title = {Manual of conchology, structural and systematic : with illustrations of the species. by George W. Tryon, Jr. Second series, Pulmonata},
	volume = {23},
	number = {2},
	year = {1915},
	pages = {380},
	address = {Philadelphia},
	url = {http://www.biodiversitylibrary.org/item/16731$\#$page/169/mode/1up},
	author = {G.W. Tryon},
	editor = {H.A. Pilsbry}
}
@article {229,
	title = {Non-marine mollusks of Borneo II Pulmonata Pupi, III Prosobranchia Hydrocenidae, Helicinidae},
	journal = {Bulletin of the Florida State Museum. Biological sciences},
	volume = {29},
	year = {1983},
	pages = {102-152},
	chapter = {102},
	url = {http://ufdc.ufl.edu/UF00095805/00001/3j},
	author = {F.G. Thompson and S.P. Dance}
}
@article {701,
	title = {Notes on terrestrial molluscs of Sumatra, Indonesia, with descriptions of ten new species (Gastropoda, Prosobranchia \& Pulmonata)},
	journal = {Basteria},
	volume = {64},
	year = {2000},
	pages = {137-150},
	chapter = {137},
	author = {W.J.M. Maassen}
}
