Direction 38 Rejection for nomenclatorial Purposes of the anonymously published work entitled Ornithologia Britannica Issued in 1771 and believed to have been written by Marmaduke Tunstall and matters incidental thereto (cancellation of Opinion 38)

Published in Opinions and declarations rendered by the International Commission on Zoological Nomenclature, in 1956, in volume 1D, issue D.3, pages 83-94

Date published:1956-09-01