@book {529,
	title = {Manual of conchology, structural and systematic : with illustrations of the species},
	volume = {2(9)},
	year = {1894},
	pages = {366},
	address = {Philadelphia},
	url = {http://www.biodiversitylibrary.org/item/76702$\#$page/370/mode/1up},
	author = {G.W. Tryon}
}
