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Lochman, Christina. Stratigraphy, paleontology, and paleogeography of the Elliptocephala, Asaphoides strata in Cambridge and Hoosick quadrangles, New York. Christina Lochman. In Bulletin of the Geological society of america , Bulletin of the Geological society of america. 76 s + 1 list s tabulkami + 1 list s mapou : .
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