NOTOTHENIIDAE 17 



Notothenia mizops, Giinther. 



Notothenia mizops, Giinther, 1880, Shore Fish. 'Challenger', p. 16, pi. viii, fig. D; Regan, 1913, 

 i.e., p. 273; Norman, 1937, Rep. B.A.N. Z. Antarct. Res. Exped., Ser. B, i, p. 61. 



Depth of body 4 J to 4I in the length, length of head 3 (young) to 4. Snout much 

 shorter than eye, diameter of which is 3 to 3 J in length of head; interorbital width 

 about 15. Jaws equal anteriorly; maxillary extending to below anterior | or | of eye; 

 cheeks, opercles occiput and interorbital region scaly; 9 to 13 gill-rakers on lower 

 part of anterior arch. Scales on body ctenoid; 48 to 55 in a longitudinal series from 

 above base of pectoral to caudal; 30 to 38 in upper lateral line, which ends below 

 posterior part of dorsal ; lower lateral line without tubular scales. Dorsal IV-V, 34-37. 

 Anal 33-35. Pectoral with 21 or 22 rays, | to | length of head, shorter than pelvics, 

 which extend to, nearly to, or beyond origin of anal. Caudal rounded; caudal peduncle 

 deeper than long. Body with two series of large, partly confluent, irregular blackish 

 spots; cheek with two oblique dark stripes; a blackish spot on spinous dorsal; soft 

 dorsal, caudal and anal with or without series of dark spots. 



Hab. Kerguelen. 



The above description is based upon the types of the species, 5 specimens, 70 to 

 170 mm. in total length, from off Christmas Harbour and Howes Foreland, 220 metres; 

 and upon 10 specimens, 40 to 145 mm. in total length, collected by the B.A.N. Z. 

 Antarctic Research Expedition, at depths ranging from 20 to 150 metres. 



Notothenia nudifrons, Lonnberg. 



Notothenia mizops var. tmdifrons, Lonnberg, 1905, Wiss. Ergebn. Schwed. Siidpol. -Exped., v (6), 



pp. 30, 45, pi. i, fig. 2; Lonnberg, 1906, K. Svensk. Vet.-Akad. Handl., xl (5), p. 92; 



Roule and Despax, 1911, Bull. Mus. Paris, 1911, No. 5, p. 278; Roule, Angel and Despax, 



1913, Deux. Exped. Antarct. Franf. (1908-1910), Poiss., p. 4. 

 Notothenia mizops, Vaillant, 1906, Bull. Mus. Paris, 1906, No. 3, p. 139; 1906, Exped. Antarct. 



Franf. (1903-1905), Poiss., p. 30. 

 Notothenia nudifrons, Regan, 1913, t.c, pp. 240, 273. 



St. MS 6. 14. ii. 25. East Cumberland Bay, South Georgia. Small beam trawl, 24-30 m.: 

 4 specimens, 38-220 mm. 



St. MS ID. 14. ii. 25. East Cumberland Bay, South Georgia. Small beam trawl, 26-18 m.: 

 II specimens, 47-133 mm. 



St. MS 12. 17. ii. 25. East Cumberland Bay, South Georgia. Small beam trawl, 25 m.: i 

 specimen, 105 mm. 



St. MS 25. 13. iv. 25. East Cumberland Bay, South Georgia. Small beam trawl, 36 m.: 2 

 specimens, 50, 80 mm. 



St. MS 32. i.v. 25. East Cumberland Bay, South Georgia. Small beam trawl, 40 m.: 2 specimens, 

 94, 142 mm. 



St. MS 33. I. V. 25. I cable E of Hobart Rock, East Cumberland Bay, South Georgia. Small 

 beam trawl, 40 m. : i specimen, 95 mm. 



St. MS 62. 24. ii. 26. East Cumberland Bay, South Georgia. Small beam trawl, 31m.: 6 

 specimens, 40-84 mm. 



St. MS 63. 24. ii. 26. East Cumberland Bay, South Georgia. Small beam trawl, 23 m.: 6 

 specimens, 37-67 mm. 



