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Authors |
Year |
Title |
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Mather |
1915 |
The fauna of the Morrow group of Arkansas and Oklahoma.
Bull. Denison Univ. Sci. Lab., 18 (3): 59-284, pl.1-16;
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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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Miller & Moore |
1938 |
Cephalopods from the Carboniferous Morrow Group of Northern Arkansas and Oklahoma.
Journal of Paleontology, 12 (4): 341-374, fig.1-4, pl.43,44; Tulsa, Oklahoma.
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Unklesbay |
1962 |
Pennsylvanian Cephalopods of Oklahoma.
Bulletin of the Oklahoma Geological Survey, 96: 1-150, fig.1-16, tab.1-2, pl.1-19; Norman.
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