@book {7179,
	title = {Kritisches Register zu Martini und Chemnitz{\textquoteright}s Systematischem Konchylien-Kabinet},
	year = {1840},
	note = {JPG},
	pages = {viii+112},
	publisher = {Fischer},
	organization = {Fischer},
	address = {Kassel},
	author = {Pfeiffer, Ludwig [Georg Carl]}
}
@article {6195,
	title = {[<i>P. margaritifera</i>]},
	journal = {Annales des Sciences Naturelles. 2nd s{\'e}rie},
	volume = {14},
	year = {1840},
	note = {missing},
	pages = {45-221},
	author = {Dufo, M. H.}
}
@book {1480,
	title = {Kritisches Register zu Martini und Chemnitz{\textquoteright}s Systematischem Konchylien-Kabinet},
	year = {1840},
	note = {DO NOT HAVEAMNH, BMNH},
	pages = {viii+112},
	publisher = {Fischer},
	organization = {Fischer},
	address = {Kassel},
	author = {Pfeiffer, Ludwig Georg Carl}
}
