Opinion 208 Validation, under the Plenary Powers, of Phyllacanthus Brandt, 1835, and Strongylocentrotus Brandt, 1835 (class Echinoidea)
Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1954, in volume 3, issue 27, pages 353-366
Date published:1954-03-08