@article {1485,
	title = {Revision der Familien und Gattungen der Pneumonopomen},
	journal = {Malakozoologische Bl{\"a}tter},
	volume = {23},
	year = {1867},
	pages = {77-86},
	chapter = {77},
	url = {http://www.biodiversitylibrary.org/page/15854492$\#$page/107/mode/1up},
	author = {L. Pfeiffer}
}
