†Calymene senaria stacyi Schmidt 1894 (trilobite)
Trilobita - Phacopida - Calymenidae
Belongs to Calymene senaria according to Schmidt 1894
Sister taxon: Flexicalymene senaria parvicephala
Ecology: nektobenthic carnivore
Distribution: there are no occurrences of Calymene senaria stacyi in the database