Opinion 503 Designation under the Plenary Powers of a type species in harmony with existing usage for the generic name Cupido Schrank, 1801 (class Insecta, order Lepidoptera) and matters incidental thereto
Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1958, in volume 18, issue 5, pages 121-140
Date published:1958-03-03