†Coelocyclus groenlandicus Poulsen 1974

Poulsen 1974. Silurian Pelecypoda, Monoplacophora, and Gastropoda from the reefy facies of the Offley lsland Formation of Washington Land and Offley lsland (Northwest Greenland). Biologiske Skr, 20(7) 1974: 1-14