Gravicalymene
![Specimen Photo](1066Gravicalymene.jpg)
G. truncatus
photo from Ross, 1979
Scale bar is 5 mm
The pygidium of Gravicalymene is distinguished from Flexicalymene by the presence of five interpleural furrows.
Species
Gravicalymene truncatus Ross, 1979
Occurrence: Kope
Reference: Ross, 1979