Direction 75 Suppression under the Plenary Powers of the family group name Urinatoridae (correction of Urinatores) Vieillot, 1818, and addition to the Official List of Family Group Names in Zoology of the names Podicipitidae (correction of Podicepinae Bonaparte, 1831, and Gaviidae Coues, 1903, as the family-group names for Grebes and Divers (Loons) respectively (class Aves) (Direction supplementary to Opinion 401)
Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1957, in volume 13, issue 22, pages 291-308
Date published:1957-06-21