Rodzaj Siphonodella
Gatunek typowy Opis Ridges parallel to the carina in P1 elements. P2 elements with high regularly denticulated carina and wide conical base. S and M elements minute of generalised morphology. Synonimy Zasięg czasowy Tournaisian Literatura Dzik, J. 1997. Emergence and succession of Carboniferous conodont and ammonoid communities in the Polish part of the Variscan sea. Acta Palaeontologica Polonica 42, 57-170. |
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