@inbook {7639,
	title = {Part 3 (Scaphopoda, Bivalvia, Cephalopoda)},
	booktitle = {Handbook of systematic malacology},
	year = {1998},
	pages = {1193-1690, i-xv},
	publisher = {Smithsonian Institution Libraries},
	organization = {Smithsonian Institution Libraries},
	address = {Washington, D. C.},
	keywords = {bivalvia, cephalopoda, mollusca, morphology, phylogeny, scaphopoda},
	author = {Thiele, Johannes},
	editor = {Bieler, R{\"u}diger and Mikkelsen, Paula M.}
}
@article {5863,
	title = {Bivalvia - a look at the branches},
	journal = {Zoological Journal of the Linnean Society},
	volume = {148},
	year = {2006},
	note = {PDF},
	pages = {223-235},
	keywords = {bivalvia, mollusca, phylogeny, systematics, taxonomy},
	author = {Bieler, R{\"u}diger and Mikkelsen, P. M.}
}
