FISHES OF NEW ZEALAND. 79 



unequal in the jaws ; in the upper jaw one or two pairs of awl- 

 shaped teeth, the following six being broader and jirovided with cusps, 

 one of which is much the strongest ; lower jaw with six large comb- 

 like teeth on each side, beside the smaller posterior teeth ; six or seven 

 wide gill openings. 



Temperate and tropical seas. 



127. NOTIDANUS INDICUS. Cuv. CM. 



Perlon. 

 K indicus, Gunth., VIII., 398. 



Snout short and rounded ; cleft of the mouth broader than long ; a 

 single median pointed tooth in the tipper jaw, both it and the tooth on 

 each side of it single ; the lower median tooth with lateral cusps, but 

 without central cusps ; the first cusp of the lower teeth is much stronger 

 than the others, and serrated on its outer margin. 



This species is represented in the Colonial Museum by a pair of 

 jaws presented by Mr. King. 



From the Cape of Good Hope to Australia and California. 



SCYLLIIDtE. 



The first dorsal fin above or behind the ventrals, without spine ; an 

 anal fin ; no nictitating membrane ; spii-acle always distinct ; mouth 

 inferior j teeth small, several series being genei'ally in function. 



SCYLLIUM. 



The origin of the anal fin is always in advance of that of the 

 second dorsal ; spiracle behind the eye ; nasal cavity separate from the 

 mouth ; teeth small, with a middle longer cusj), and generally one or 

 two small lateral cusps, arranged in numerous series ; upper edge of 

 the caudal fin not serrated. 



Temperate and tropical seas. 



128. SCYLLIUM LATICEPS. Dumeril. CM. 



Dog Fish. 

 S. laticeps, Gunth., VIIL, 404. 



The nasal valves are not confluent, and sepai-ated from each other by a 

 very broad interspace, without prominent cu.tus ; no labial fold ; teeth 

 very small, tricuspid ; head very broad, depressed ; end of the anal fija 



