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Authors |
Year |
Title |
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Klug & Korn |
2002 |
Occluded umbilicus in the Pinacitinae (Devonian) and its palaeoecological implications.
Palaeontology, 45: 917-931, 6 fig., 1 pl., London.
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Liang & Wang |
1988 |
Carboniferous Cephalopods of Xinjiang, NW China.
In: Wiedmann,J. & Kullmann,J. (eds.), Cephalopods - Present and Past, 553-575, 2 text-figs., 1 tabl., 6 pls., Stuttgart.
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Liang & Wang |
1991 |
Carboniferous cephalopods of Xinjiang.
Paleontologica Sinica, n.ser.B, 180: 1-171, fig.1-104, pl.1-40; Nanjing.
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Nassichuk |
1967 |
A morphologic character new to ammonoids portrayed in Clistoceras gen. nov. from the Pennsylvanian of Arctic Canada.
Journal of Paleontology, 41: 237-242, pl.28; Tulsa, Okla.
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Nassichuk |
1975 |
Carboniferous ammonoids and stratigraphy in the Canadian Arctic Archipelago.
Bulletin of the Geological Survey of Canada, 237: 1-240, fig.1-57, tab.1-33, pl.1-18; Ottawa.
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