@inbook {7236,
	title = {Phylogeny in the Lamellibranchia},
	booktitle = {Proceedings of the Centenary and Bicentenary Congress of Biology, Singapore, December 2-9, 1958},
	year = {1960},
	note = {PDF},
	pages = {69-82},
	publisher = {University of Malaya Press},
	organization = {University of Malaya Press},
	address = {Singapore},
	keywords = {anatomy, bivalvia, evolution, mollusca, phylogeny, stomach},
	author = {Purchon, R. D.},
	editor = {Purchon, R. D.}
}
@article {7237,
	title = {The stomach in the Eulamellibranchia; stomach types IV and V},
	journal = {Proceedings of the Zoological Society of London},
	volume = {135},
	number = {3},
	year = {1960},
	note = {PDFbivatol},
	pages = {431-489},
	keywords = {anatomy, bivalvia, mollusca, stomach},
	author = {Purchon, R. D.}
}
