Journal issue
International Commission on Zoological Nomenclature,
1910. Opinions rendered by the International Commission on Zoological Nomenclature: Opinions 26 to 29. Smithson. Publ. (no. 1989), Oct 1910: 63-68.
[Reprint: ICZN, 1958. Ops. Decls. Int. Comm. Zool. Nomencl. 1 (B): 63-68] ≡