The object of the present application is to secure a decision from the International Commission on Zoological Nomenclature regarding the species to be accepted as the type species of Bathylagus Giinther, 1878 (Class Pisces). 2. The generic name Bathylagus was published by Giinther in 1878 {Ann. Mag. nat. Hist. (5) 2 : 248). The nominal genus so estabhshed included two nominal species, Bathylagus antarcticus and Bathylagus atlanticus, each of which was originally estabhshed in the same

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... (: 248). Neither species was designated as the tjrpe species of this genus. 3. The earUest action that we have found which might possibly be considered a selection of the tj^e species of the genus Bathylagus is that of Jordan & Evermann (1896a, Bull. U.S. nat. Mus. 47(1) : 528), who pubhshed the following under the generic heading " 246. BATHYLAGUS, Giinther " : " Bathylagus, Giinther, Ann. Mag. Nat. Hist., 1878, II, 248 {atlanticus) ". 4. Jordan & Evermann (1896a) usually placed a single specific name in parentheses immediately after their reference to the original pubhcation of the generic name. However, in several instances they placed two or more specific names ^vithin the parentheses (e.g.