Direction 84 Designation under the Plenary Powers of a neotype for the nominal species Cancer depurator Linnaeus, 1758, (class Crustacea, order Decapoda) {Direction Supple Mentary to Opinion 73 and Direction 36)
Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1957, in volume 1E, pages 371-388
Date published:1957