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Becker |
2000 |
Taxonomy, evolutionary History and Distribution of the middle to late Famennian Wocklumeriina (Ammonoidea, Clymeniida).
Mitteilungen des Museums für Naturkunde Berlin, Geowissenschaftliche Reihe, 3: 27-75, 5 pls., 12 figs., 4 tabls., Berlin.
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House, Gordon & Hlavin |
1986 |
Late Devonian ammonoids from Ohio and adjacent states.
Journal of Paleontology, 60: 126-144, fig.1-7, tab.1-3; Tulsa, Okla.
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