@inbook {7783,
	title = {Origin of the molluscan class Bivalvia and a phylogeny of major groups},
	booktitle = {Bivalves: an eon of evolution - paleobiological studies honoring Norman D. Newell},
	year = {1998},
	pages = {1-45},
	publisher = {University of Calgary Press},
	organization = {University of Calgary Press},
	address = {Calgary},
	author = {Waller, Thomas R.},
	editor = {Johnston, P. A. and Haggart, J. W.}
}
@inbook {1674,
	title = {Origin of the molluscan class Bivalvia and a phylogeny of major groups},
	booktitle = {Bivalves: an eon of evolution - paleobiological studies honoring Norman D. Newell},
	year = {1998},
	pages = {1-45},
	publisher = {University of Calgary Press},
	organization = {University of Calgary Press},
	address = {Calgary},
	author = {Waller, Thomas R.},
	editor = {Johnston, P. A. and Haggart, J. W.}
}
