Mitrellataxis conoidalis sp. n. from the K. crepida Zone at Jablonna (bed 5): specimens ZPAL cXVI/ 1627 (holotyp), 1625 and 1626

Diagnoza

All elements with a sharp conical cusp ornamented by longitudinal ribs; relatively deep basal cavity.

Porównanie

From M. chevronella and M. ornata, the new species differs in having only conical elements, from M.? asymmetrica and species of Jablonnodus in presence of longitudinal ribs.

Autekologia

Występowanie geograficzne

The late K. triangularis (J-37) to the K. crepida Zones at Kadzielnia, Jabłonna, and Wietrznia.

Zasięg czasowy

Materiały muzealne

34 specimens ZPAL

Literatura

Dzik, J. 2006. The Famennian "Golden Age" of conodonts and ammonoids in the Polish part of the Variscan sea. Palaeontologia Polonica 63, 1-359.