Gastropoda - Bellerophontida - Bellerophontidae

Alternative combination: Bellerophon bullatus

Synonyms: Cymbularia pachygaster Koken and Perner 1925, Cyrtolites pachygaster Koken and Perner 1925

Full reference: E. Koken and J. Perner. 1925. Die Gastropoden des baltischen Untersilurs 1-324

Belongs to Cymbularia according to P. J. Wagner 2011

Sister taxa: Bellerophon carinatus, Cymbularia aequalis, Cymbularia alatus, Cymbularia angusta, Cymbularia compressa, Cymbularia cultrijugata, Cymbularia decipens, Cymbularia decorata, Cymbularia drummuckensis, Cymbularia galeata, Cymbularia impressa, Cymbularia janica, Cymbularia klouceki, Cymbularia lenticularis, Cymbularia merita, Cymbularia nuciformis, Cymbularia nummulina, Cymbularia pygmaea, Cymbularia roemeri, Cymbularia sculptus, Cymbularia stricta, Cymbularia turnbulli, Cymbularia woodlandensis

Ecology: slow-moving low-level epifaunal detritivore