Diagnoza

Very narrow icrion with the middle row of denticles asymmetrically disposed, tending to disappear at some distance from the cusp; one of the lateral rows in more or less well expressed continuity with the cusp.

Porównanie

Autekologia

Występowanie geograficzne

Wietrznia.

Zasięg czasowy

Only the mid Frasnian.

Materiały muzealne

Literatura

Dzik, J. 2002. Emergence and collapse of the Frasnian conodont and ammonoid communities in the Holy Cross Mountains, Poland. Acta Palaeontologica Polonica 47 (4): 565-650