@article {7751,
	title = {On the relationship between shell growth and crystal arrangement of the nacre in some Pelecypoda},
	journal = {Venus},
	volume = {21},
	number = {2},
	year = {1961},
	note = {In Japanese; summary in English},
	pages = {204-211},
	keywords = {bivalvia, microstructure, mollusca, nacre, pinctada, pinna, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
@article {7606,
	title = {New subgenus of Pearl Oyster, <i>Eopinctada</i>, from the Cretaceous Mifune Group in Kumamoto Prefecture, Japan},
	journal = {Transactions and Proceedings of the Palaeontological Society of Japan, New Series},
	volume = {44},
	year = {1961},
	month = {December 15},
	pages = {147-151},
	keywords = {biogeography, bivalvia, eopinctada, mollusca, paleontology, pinctada, Pteria, pteriidae, pterioida, pterioidea, taxonomy},
	author = {Tamura, M.}
}
@book {7103,
	title = {Mollusks of the tropical eastern Pacific particularly from the southern half of the Panamic-Pacific faunal province (Panama to Peru). Panamic-PAcific Pelecypoda.},
	year = {1961},
	note = {xerox},
	publisher = {Paleontological Research Institute},
	organization = {Paleontological Research Institute},
	address = {Ithaca},
	keywords = {biogeography, isognomon, mollusca, pinctada, Pteria, pterioidea, taxonomy},
	author = {Olsson, Axel A.}
}
@book {1443,
	title = {Mollusks of the tropical eastern Pacific particularly from the southern half of the Panamic-Pacific faunal province (Panama to Peru). Panamic-PAcific Pelecypoda.},
	year = {1961},
	publisher = {Paleontological Research Institute},
	organization = {Paleontological Research Institute},
	address = {Ithaca},
	keywords = {biogeography, isognomon, mollusca, pinctada, Pteria, pterioidea, taxonomy},
	author = {Olsson, Axel A.}
}
@article {1605,
	title = {New subgenus of Pearl Oyster, Eopinctada, from the Cretaceous Mifune Group in Kumamoto Prefecture, Japan},
	journal = {Transactions and Proceedings of the Palaeontological Society of Japan, New Series},
	volume = {44},
	year = {1961},
	pages = {147-151},
	keywords = {biogeography, bivalvia, eopinctada, mollusca, paleontology, pinctada, Pteria, pteriidae, pterioida, pterioidea, taxonomy},
	author = {Tamura, M.}
}
@article {1655,
	title = {On the relationship between shell growth and crystal arrangement of the nacre in some Pelecypoda},
	journal = {Venus},
	volume = {21},
	number = {2},
	year = {1961},
	pages = {204-211},
	keywords = {bivalvia, microstructure, mollusca, nacre, pinctada, pinna, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea},
	author = {Wada, Koji}
}
