@book {6107,
	title = {Summary of the marine shellbearing mollusks of the northwest coast of America, from San Diego, California, to the Polar Sea, mostly contained in the collection of the United State National museum, with illustrations of hitherto unfigured species},
	series = {Smithsonian institution. United States National museum. Bulletin 112},
	year = {1921},
	note = {Have Pterioidea: 17},
	pages = {217},
	publisher = {Government Printing Office},
	organization = {Government Printing Office},
	address = {Washington},
	keywords = {atrina, biogeography, bivalvia, isognomon, isognomonidae, mollusca, pedalion, pinctada, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea, taxonomy},
	author = {Dall, William Healey}
}
@book {1091,
	title = {Summary of the marine shellbearing mollusks of the northwest coast of America, from San Diego, California, to the Polar Sea, mostly contained in the collection of the United State National museum, with illustrations of hitherto unfigured species},
	series = {Smithsonian institution. United States National museum. Bulletin 112},
	year = {1921},
	pages = {217},
	publisher = {Government Printing Office},
	organization = {Government Printing Office},
	address = {Washington},
	keywords = {atrina, biogeography, bivalvia, isognomon, isognomonidae, mollusca, pedalion, pinctada, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea, taxonomy},
	author = {Dall, William Healey}
}
