Gatunek typowy
Polyplacognathus sweeti Bergström, 1971 .

Opis

The P2 elements with a discontinuous and displaced denticle row on the external process, usually developing a kind of bifurcation. The anterior process of the P1 elements with its external lobe tending to be reduced.

Synonimy

Zasięg czasowy

Literatura

Dzik, J. 1994. Conodonts of the Mójcza Limestone. In: J. Dzik, E. Olempska, & A. Pisera. Ordovician carbonate platform of the Holy Cross Mountains. Palaeontologia Polonica 53, 43-128.