Oceanic ichthyology, a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by the steamers Blake, Albatross, and Fish Hawk in the northwestern Atlantic, with an atlas containing 417 figures . his subfamily is a single genus and a single species. GEMPYLUS, Cuvier and Valenciennes. Gempyhts, Cuvier aud Valenciennes, Hist. Nat. Poiss., vni, 207. Scombroidea with very elongate, slender, compressed body. Scales almost absent. Spi-nous dorsal very long, with thirty or more spines, continuous with the second; six finletsabove and below. Veutrals minute, a
Oceanic ichthyology, a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by the steamers Blake, Albatross, and Fish Hawk in the northwestern Atlantic, with an atlas containing 417 figures . his subfamily is a single genus and a single species. GEMPYLUS, Cuvier and Valenciennes. Gempyhts, Cuvier aud Valenciennes, Hist. Nat. Poiss., vni, 207. Scombroidea with very elongate, slender, compressed body. Scales almost absent. Spi-nous dorsal very long, with thirty or more spines, continuous with the second; six finletsabove and below. Veutrals minute, almost rudimentary. Caudal not keeled. Severalstrong teeth in the jaws. Pyloric caeca not numerous. GEMPYLUS SERPENS, Cuvier and Valenciennes. Scomber serpens, Solander, MSS. Gempylus serpens, Cuv. and Val., Hist. Nat. Poiss., VIII, 207 (Antilles, from M. Plee).—Cuvier, RigneAnimal, 111., Poiss., PI. xlix. Fig 2.—GUNTHER, Cat. Fish. Brit. Sins., II, 1860, 350; Challenger Report,xxii. 18S7. 41, and in Garretts Fische der Siidsee, Hamburg, 1873, i, 106, Taf. lxviii, Fig. B. Gempylus coluber, Cuvier and Valenciennes, hie. cit., Ll I. (Haiti, coll. by Gamut and Lesson.) Lemnisoma thyrsitoides, Lesson, Voyage Coquille, Poiss., OKMFYLUS SERPENS. A Gempylus with the veutrals reduced to a pair of very small spines. The height of thebody is contained from 15 to 17 times in its own length; the length of tlie head from 5 to5£ times in the same distance. Body scaleless. Color uniform, the upper part of the dor-sal fin black. Radial formula: D. xxx-xxxi, 12-13, vi; A. in, 12, vi. Pyloric caeca, 9-10. Giinther considers all known forms of this genus as belonging to a single species, includ-ing G. coluber, C. & V., the Pacific form, which he has figured in his Fische der Siidsee, , fig. 15. It has been rarely obtained at the Canary Islands, in the Caribbean Sea,and near the Society and Sandwich Islands. It is generally believed to be an inhabitant ofgreat depths. Family LEP
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