BY W. MACLEAY, F.L.S. 113 



front margin of the orbit. The vent is twice as distant from the 

 extremity of the caudal as from the snout. The dorsal fin com- 

 mences above the posterior half of the pectoral, and is lower than 

 the body ; caudal fin rounded. The anal commences immediately 

 behind the vent. Pectorals half as long as the head. Ventrals 

 close together, reduced to a pair of filaments, about as long as 

 the eye. Body brownish, marbled with darker, sides of the head 

 with small round yellowish spots ; a black, yellow-edged ocellus 

 in the scapulary region ; an undulated yellowish line along the 

 middle of the nape and head. 



Port Mackay (Queensland). Length three inches. 



Family III. QABIBM. 



Body more or less elongate, covered with small, smooth scales. 

 One, two, or three dorsal fins, occupying nearly the whole of the 

 back ; rays of the posterior dorsal well developed ; one or two 

 anal fins. Caudal fin free from dorsal and anal, or if united, the 

 dorsal with a separate anterior portion. Ventrals jugular, com- 

 posed of several rays ; or if they are reduced to a filament, the 

 dorsal is divided into two. Gill openings wide ; the gill- 

 membranes generally not attached to the isthmus. Pseudobranchise 

 none or glandular, rudimentary ; an air-bladder and pyloric 

 appendages generally. present. 



Cold and temperate seas of the Northern hemisphere, rare in 

 the Southern. 



Genus Lotella, Kaup. 



Body of moderate length, covered with small scales. A separate 

 caudal fin ; two dorsal fins and one anal ; ventral fins with a flat 

 base, and composed of several rays. Teeth in the upper jaw in 

 a band, with an outer series of larger ones. Vomerine or palatine 

 teeth none. Chin with a barbel. Branchiostegals seven or six, 



Western Pacific. 

 II 



