Case 2970. Tyrannula minima Baird & Baird, 1843 (currently Empidonax minimus) and Contopus pertinax Cabanis & Heine, 1859 (Aves, Passeriformes): proposed conservation of the specific names.
Published in Bulletin of Zoological Nomenclature, in 1996, in volume 53, issue 2, pages 116-119
Date published:1996-06-28