@article {7522,
	title = {New stratigraphic and geographic occurences of <i>Isognomon</i> (Mollusca: Bivalvia) from the Eocene of California and Oregon},
	journal = {Transactions of the San Diego Society of Natural History},
	volume = {21},
	number = {17},
	year = {1989},
	note = {xerox},
	month = {April 30},
	pages = {275-282},
	keywords = {biogeography, bivalvia, fossils, isognomon, isognomonidae, mollusca, paleontology, pterioida, pterioidea},
	author = {Squires, Richard L.}
}
@article {1580,
	title = {New stratigraphic and geographic occurences if Isognomon (Mollusca: Bivalvia) from the Eocene of California and Oregon},
	journal = {Transactions of the San Diego Society of Natural History},
	volume = {21},
	number = {17},
	year = {1989},
	pages = {275-282},
	keywords = {biogeography, bivalvia, fossils, isognomon, isognomonidae, mollusca, paleontology, pterioida, pterioidea},
	author = {Squires, Richard L.}
}
