†Flexicalymene retrorsa retrorsa Foerste 1910 (trilobite)
Artiopoda - Phacopida - Calymenidae
Full reference: A. F. Foerste. 1910. Preliminary notes on Cincinnatian and Lexington fossils of Ohio, Indiana, Kentucky, and Tennessee. Bulletin of the Scientific Laboratories of Denison University 16(1):17-100
Belongs to Flexicalymene retrorsa according to A. F. Foerste 1910
Sister taxon: Flexicalymene retrorsa minuens
Ecology: nektobenthic carnivore
Distribution: there are no occurrences of Flexicalymene retrorsa retrorsa in the database