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| Author | : | KARCZEWSKI 1969 |
| Current genus | : | Macrodiceras |
| Type(s) | : | Geological Institute (Warszawa): 1166II/840 (holotype) - Oxfordian upper, Dobrut (Województwo Radomski, Poland) |
| 1969 | Macrodiceras spirale n. sp. -- KARCZEWSKI , p. 442, pl.19, pl.29, fig.4 |