Diagnoza

Porównanie

The well preserved specimen of unknown origin fits morphologically in to the range of variability proposed for the species by Kom (1994). A larger, more widely umbilicate specimen has been placed here by Weyer (1965).

Autekologia

Występowanie geograficzne

Zasięg czasowy

Materiały muzealne

ZPAL AmVII/765

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.