@book {694,
	title = {Monographia Pneumonopomorum viventium. Sistens descriptiones systematicas et criticas omnium hujus ordines generum et specierum hodie cognitarum, accedente fossilium enumeratione},
	volume = {3},
	year = {1865},
	pages = {284},
	url = {http://www.biodiversitylibrary.org/item/41632$\#$page/65/mode/1up},
	author = {L. Pfeiffer}
}
@book {bhl44316,
	title = {Appendix to the Manual of Mollusca of S.P. Woodward, A.L.S. :},
	year = {1868},
	note = {http://www.biodiversitylibrary.org/bibliography/11773},
	pages = {106},
	publisher = {London :Virtue \& Yorston,},
	organization = {London :Virtue \& Yorston,},
	keywords = {Classification|Mollusks|Mollusks, Fossil|Shells|},
	url = {http://www.biodiversitylibrary.org/page/12171891$\#$page/52/mode/1up},
	author = {Tate, Ralph, and Woodward, Samuel Peckworth,}
}
@book {692,
	title = {Conchologia Indica: Illustrations of the land ans freshwater shells of Britih India: with 160 plates},
	year = {1876},
	pages = {433},
	address = {London},
	url = {http://www.biodiversitylibrary.org/item/50391$\#$page/60/mode/1up},
	author = {S. Hanley and W. Theobald}
}
@book {686,
	title = {Monographia Pneumonopomorum viventium, accedente fossilium enumeratione. Supplementum tertium. Monographiae Auriculaceorum. Parte secunda auctum},
	volume = {4},
	year = {1876},
	pages = {479 pp.},
	publisher = {Cassellis},
	organization = {Cassellis},
	author = {L. Pfeiffer}
}
@book {690,
	title = {Mollusca. III. Land Operculates. (Cyclophoridea, Truncatellidae, Assimineidae, Helicinidae)},
	series = {The Fauna of British India},
	volume = {3},
	year = {1921},
	pages = {386},
	publisher = {Taylor and Francis},
	organization = {Taylor and Francis},
	address = {London},
	url = {http://www.biodiversitylibrary.org/item/46616$\#$page/318/mode/1up},
	author = {G. K. Gude}
}
@book {689,
	title = {Cyclophoridae},
	series = {Das Tierreich},
	volume = {16},
	year = {1902},
	pages = {662},
	publisher = {R. Friedl{\"a}nder und Sohn},
	organization = {R. Friedl{\"a}nder und Sohn},
	address = {Berlin},
	url = {http://biodiversitylibrary.org/item/16047$\#$page/456/mode/1up},
	author = {W. Kobelt}
}
