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	title = {On the families of the raniform Anura},
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	year = {1867},
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	author = {Cope, E.D.}
}
@article {2347,
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	year = {1865},
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	author = {Cope, E.D.}
}
@article {1989,
	title = {Notes upon some reptiles of the Old World},
	journal = {Proceedings of the Academy of Natural Sciences of Philadelphia},
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	year = {1862},
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	author = {Cope, E.D.}
}
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	pages = {517-518},
	author = {Cope, E.D.}
}
