@inbook {1638,
	title = {Spermatozoa as phylogenetic characters for the Platyhelminthes},
	booktitle = {Interrelationships of Platyhelminthes},
	year = {2001},
	month = {2001//},
	publisher = {Taylor and Francis},
	organization = {Taylor and Francis},
	address = {London},
	author = {Justine, J. L.},
	editor = {Littlewood, D. T. J. and Bray, R. A.}
}
