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Authors |
Year |
Title |
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Gordon |
1969 |
An Early Reticuloceras Zone Fauna From the Hale Formation in Northwestern Arkansas.
Geological Survey Professional Paper 613-A: A1-A21, 12 text-fig., 2 pl. Washington. [imprint 1968].
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Manger & Saunders |
1980 |
Lower Pennsylvanian (Morrowan) ammonoids from the North American midcontinent.
Journal of Paleontology, 54, Suppl.(3): 1-56, fig.1-21, pl.1-6, tab.1-10; Tulsa, Okla.
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Manger, Stephen & Meeks |
1999 |
Possible Cephalopod Reproductive Mass Mortality Reflected by Middle Carboniferous Assemblages, Arkansas, Southern United States.
In: Olóriz,F. & Rodríguez-Tovar,F.J.[eds.], Advancing Research on Living and Fossil Cephalopods,345-364, 8 figs., New York.
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Saunders, Manger & Gordon |
1977 |
Upper Mississippian and lower and middle Pennsylvanian ammonoid biostratigraphy of Northern Arkansas.
Oklahoma Geolological Survey Guidebook 18: 117-137, fig.1-2, tab.1-2, pl.1-6.
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