ICZN. (2008). Opinion 2211 (Case 3360) The ichnogenus Coprinisphaera (Ichnotaxa, Coprinisphaeridae): generic name given precedence over Fontanai Roselli, 1939. The Bulletin of Zoological Nomenclature. 65(4): 318-319.
Opinion 2211 (Case 3360) The ichnogenus <i>Coprinisphaera</i> (Ichnotaxa, Coprinisphaeridae): generic name given precedence over <i>Fontanai</i> Roselli, 1939