Bathydraco, Günther, Albert C. L. G., 1878

Günther, Albert C. L. G., 1878, Preliminary notices of deep-sea fishes collected during the voyage of the H. M. S. “ Challenger ”, Annals and Magazine of Natural History 5 (2), pp. 17-28 : 18

Bathydraco , g. n. Trachin.

Body elongate, subcylindrical; tail tapering; head depressed, Avitli the snout much elongate, spatulate; mouth wide, 'rorizontal, with the lower jaw prominent; eyes very large, lateral, close together. Scales very small, imbedded in the skin. Lateral line wide, continuous. One dorsal fin 5 ventrals jugular; the lower pectoral rays branched. Teeth in the jaws in villiform bands; none on the vomer or the palatine bones. Opercles unarmed; ten branchiostegals; the gill-membranes free from the isthmus and but slightly united in front. Air-bladder none.