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Authors |
Year |
Title |
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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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Hyatt |
1891 |
Carboniferous cephalopods.
2nd Annual Report of the Geological Survey of Texas: 327-356, fig.23-59; Austin, Texas.
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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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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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Plummer & Scott |
1937 |
Upper Paleozoic ammonites in Texas.
The geology of Texas, vol.3 pt.1, Bull. Texas. Univ., 3701: 1-516, fig.1-88, pl.1-41; Austin, Texas.
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Plummer |
1950 |
The Carboniferous rocks of the Llano region of Central Texas.
Publications of the University Texas, 4329: 1-170, pl.1-21; Austin.
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Smith |
1903 |
The Carboniferous Ammonoids of America.
Monography, U.S. geological Survey, 42: 1-211, pl.1-29; Washington.
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