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Miller & Furnish |
1940b |
Studies of Carboniferous ammonoids: parts 5-7.
Journal of Paleontology, 14 (6): 521-543, fig.1-7, pl.62-65; Tulsa, Okla.
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Miller & Unklesbay |
1942 |
The cephalopod fauna of the Conemaugh Series in Western Pennsylvania.
Annals of the Carnegie Museum, 29: 127-174, fig.1-5, pl.1-8; Pittsburgh, Pa.
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