@article {6382,
	title = {The Etherioidea revisited: a phylogenetic analysis of hyriid relationships (Mollusca: Bivalvia: Paleoheterodonta: Unionoida)},
	journal = {Occasional Papers of the University of Michigan Museum of Zoology},
	volume = {729},
	year = {2000},
	note = {PDF},
	pages = {1-21},
	keywords = {bivalvia, mollusca, morphological characters, phylogeny, taxonomy, unionoida},
	author = {Graf, D. L.}
}
