Pisces. 



185 



8. ISTOTOTHENIA COEIICEPS, Eicll. 



Eobertson Bay, 5 to 7 fathoms. 



9. NOTOTHENIA COLBECKI, sp. n. 

 (Plate XVI.) 



Depth of body 4 to 5 times in total length, length of head 3|- to 

 3| times. Diameter of eye 4 (young) to 6 times in length of head, 

 interorbital width 3 to 3i times ; maxillary extending to below 

 anterior third or centre of eye ; lower jaw projecting beyond the 

 upper ; head smooth or papillose, granulate, only the upper part of 

 the cheek and opercle being scaly. Gill-rakers rather short, 15 

 or 16 on lower part of anterior arch. Dorsal YII-VIII, 26-27 ; 

 longest rays about f length of head. Anal 23-24 ; longest rays 

 about \ length of head. Pectoral rounded, § length of head, not 

 reaching beyond origin of anal. Ventral about ^ length of head. 

 Caudal emarginate. Caudal peduncle longer than deep. Dark olive 

 above, yellowish beneath ; fins dark brown, dorsal, anal and caudal 

 tipped with yellowish. 



Total length, 380 mm. 



Twelve specimens from Campbell Island, south of New Zealand. 



Measurements and number of rays and scales of some of the 

 specimens : — 



10. NOTOTHENIA MICROLEPIDOTA, Hutton. 



Auckland and Campbell Islands. This species grows to a length 

 of 400 mm., and the very massive adults have quite a cottoid 

 physiognomy. 



