Diagnoza

Somewhat depressed subquadrate whorls, ribs parallel to aperture with ventrolateral tubercles disappearing gradually from about 50 mm diameter, laterally oriented parabolic nodes at juvenile stages.

Porównanie

The species differs from K. subarmata in somewhat more densely distributed and less massive ribs and wider whorl cross section. Probably it is more advanced. Parabolic nodes or massive spines are preserved on inner whorls of specimen ZPAL Am VII/224 from Dzikowiec and in ZPAL Am VII/1075.

Autekologia

Występowanie geograficzne

Dzikowiec.

Zasięg czasowy

Early P. jugosus Zone.  

Materiały muzealne

ZPAL: 6 specimens.

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.