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Authors |
Year |
Title |
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Fujikawa & Ishibashi |
1999 |
Carboniferous and Permian Ammonoids from Northern Thailand (Paleontological Study of Paleozoic Cephalopods in Southeast Asia - 1).
Memoirs of the Faculty of Science, Kyushu University, Series D, 30 (3): 91-110, 11 fig., pl.2-3, Fukuoka.
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|
|
Gordon |
1964 |
California Carboniferous Cephalopods.
Geological Survey Professional Paper 483-A: A1-A27, 12 figs., pl.1-4, Washington.
|
|
|
Mapes, Windle & Sturgeon |
1997 |
Pennsylvanian Cephalopods of Ohio. Part 2. Ammonoid Cephalopods. [Mapes, R.H., Windle, D.L., Sturgeon, M.T. & Hoare, R.D., 1997.]
Ohio Division of Geological Survey, Bulletin 71: 193-260, 7 pls., 32 figs., Columbus, OH.
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|
|
Sheng |
1981 |
Late Carboniferous Ammonites from Northern Tianshan, Xinjiang.
Bulletin Inst. Geol., Chines. Acad. Geol. Sci., 3: 83-96, fig.1-8, pl.1; Beijing.
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