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Hall |
1872 |
Descriptions of new species of fossils from the vicinity of Louisville, Kentucky, and the Falls of the Ohio.
New York State Cab. Nat. Hist., Annual Report, 24: 181-200; Albany.
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Miller |
1938 |
Devonian ammonoids of America.
Special Papers, Geological Society of America, 14: 1-262, fig.1-41, pl.1-39; Baltimore.
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