«4 



DISCOVERY REPORTS 



Notothenia sima, Richardson. "Ouchounaya." 



Notothenia sima, Richardson, 1845, Zool. 'Erebus' and 'Terror', Fishes, p. 19, pi. xi, figs. 1, 2; 

 Giinther, i860, Cat. Fish., 11, p. 262; Vaillant, 1888, Miss. Sci. Cap Horn, vi. Zool., Poiss., 

 p. 25; Steindachner, 1898, Zool. Jahrb., Suppl. iv, p. 303; Boulenger, 1900, Ann. Mag. 

 Nat. Hist. (7) VI, p. 53; Boulenger, 1902, 'Southern Cross', Pisces, p. 183; Lonnberg, 1907, 

 Hamb. Magalh. Sammelr., Fische, p. 9; Regan, 1913, Trans. R. Soc. Edinb., xlix, pp. 240, 

 269; Thompson, 1916, Proc. U.S. Nat. Mus., l, p. 439. 

 Notothenia cornucola (part), Smitt, 1897, Bih. Sv. Vet.-Akad. Handl., xxm, iv, No. 3, p. 12. 

 Notothenia karlandreae, Lonnberg, 1905, Wiss. Ergebn. Schwed. Sudpol.-Exped., v (6), p. 14, 

 pi. iv, fig. 13. 

 St. 55. 16. v. 26. Entrance to Port Stanley, East Falkland Islands, 2 cables S 24 E of Navy Point. 

 Small beam trawl, 10-16 m.: 2 specimens, 100, 105 mm. 



St. 56. 16. v. 26. Sparrow Cove, Port William, East Falkland Islands, ii cables N 50 E of 

 Sparrow Point. Small beam trawl, ioi-16 m.: 1 specimen, 80 mm. 



Head not compressed. Depth of body 4 to 5 in the length, length of head 3^ to 3! . 

 Snout as long as or rather longer than eye, diameter of which is 4 to 6 in length of 

 head; interorbital width 5^ to nearly 8. Jaws about equal anteriorly or lower a little 

 longer; maxillary extending to below anterior part or middle of eye; teeth in two or 

 three irregular rows, at least anteriorly ; sometimes nearly uniserial ; teeth of the outer 

 row somewhat enlarged anteriorly; occiput, interorbital region, cheeks and opercles 

 with smooth scales, but those on upper surface of head, and particularly in the inter- 

 orbital region, often reduced in number and more or less deeply embedded in the 

 skin; scales on upper surface of head much smaller than those on sides of body 



Fig. 40. Notothenia sima. x 1. 



and on the operculum; 9 to 12 gill-rakers on lower part of anterior arch. Scales on 

 body ctenoid; 40 to 47 in a lateral longitudinal series; 30 to 36 tubular scales in upper 

 lateral line, which ends well in advance of last ray of dorsal, 2 to 12 in lower lateral 

 line. Dorsal VI (rarely V) 27-31 ; longest spine \ to § length of head. Anal 27-30. 

 Pectoral § to § length of head, a little longer than pelvics, which extend to the vent or 

 occasionally to the anal fin. Caudal rounded ; caudal peduncle not more than -|- as long 

 as deep, its least depth about \ length of head. Head with some indistinct darker 

 markings; body with irregular dark cross-bars; spinous dorsal mostly covered by a 

 blackish blotch; soft dorsal more or less dusky, except sometimes at base, and with 

 a narrow white margin; anal similar or with more or less prominent oblique stripes; 



