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Authors |
Year |
Title |
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Furnish & Knapp |
1966 |
Lower Pennsylvanian fauna from Eastern Kentucky; Part 1, Ammonoids.
Journal of Paleontology, 40: 296-308, fig.1-5, pl.35; Tulsa, Okla.
|
|
|
Gordon |
1965 |
Carboniferous Cephalopods of Arkansas.
Professional Papers, U.S. Geological Survey, 460: 1-322, fig.1-96, pl.1-32; Washington. [imprint 1964].
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|
McCaleb |
1968 |
Lower Pennsylvanian Ammonoids from the Bloyd Formation of Arkansas and Oklahoma.
Special Paper of the geological Society of America, 96: 1-123, fig.1-27, pl.1-12; Boulder,Colorado.
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