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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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McCaleb |
1963 |
The goniatite fauna from the Pennsylvanian Winslow Formation of Northwest Arkansas.
Journal of Paleontology, 37 (4): 867-888, fig.1-16, pl.110-115; Tulsa,Oklahoma.
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McCaleb |
1964 |
Two New Genera of Lower Pennsylvanian Ammonoids from Northern Arkansas.
Oklahoma Geological Notes, 24 (10): 233-237, pl.1; Norman.
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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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Miller & Furnish |
1958a |
Middle Pennsylvanian Schistoceratidae (Ammonoidea).
Journal of Paleontology, 32 (2): 253-268, fig.1-9, pl.33-34; Tulsa,Oklahoma.
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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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Shumard |
1863 |
Descriptions of new Paleozoic fossils.
Transactions of the St.Louis Academy of Science, 2: 108-113; St. Louis.
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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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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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