Scopelidæ.

Body naked or scaly. Margin of the upper jaw formed by the intermaxillary only; opercular apparatus sometimes incompletely developed. Barbels, none. Gill-opening, very wide; pseudobranchiæ well developed. Air-bladder, none. Adipose fin present. The eggs are enclosed in the sacs of the ovarium, and excluded by oviducts. Pyloric appendages few in number or absent. Intestinal tract very short.

Pelagic or deep-sea fishes. Splendid food fishes.

Saurus myops. Port Jackson.

Saurida undosquamis. North-west coast.

Aulopus purpurissatus. Port Jackson. "Sergeant Baker."

Alepidosaurus ferox. Port Jackson.