GADIDAE S 3 



St. WS 244. 18. vii. 28. 52 00' S, 62 40' W. Commercial otter trawl, 253-247 m. : 1 specimen, 

 220 mm. 



St. WS 586. 8. v. 31. 48 27' 30" S, 74 23' 30" W. Hand line, 22 m.: 1 specimen, 225 mm. 



St. WS 764. 17. x. 31. 44 38' 15" S, 6i°58'3o"W. Commercial otter trawl, 110-104111.: 

 2 specimens, 124, 126 mm. 



St. WS 817. 14. i. 32. 52° 23' S, 64 19' W. Commercial otter trawl, 191-202 m.: 2 specimens, 

 610, 625 mm. 



Depth of body 4 to 5 in the length, length of head 3! to 4^. Snout about as long as 

 eye (shorter in young and a little longer in large specimens), diameter of which is 3 

 (young) to 5 in length of head and 1 to 1 j in the interorbital width. Maxillary extending 

 to below middle or posterior part of eye; lower jaw shorter than upper; barbel i to f 

 diameter of eye. 15 to 16 gill-rakers on lower part of anterior arch. 15 to 19 rows of 

 scales from first dorsal fin to lateral line. A circular, unsealed, pigmented area between 



Fig. 23. Salilota australis. x£. 



the bases of the pelvic fins. 1 Dorsal 9-1 1, 50-57 ; anal 50-57. Pectoral with 23-25 rays, 

 length 1^ to if in that of head. Pelvics 7- or 8-rayed. 



Hob. Patagonian-Falklands region; Straits of Magellan; southern Chile. 



In addition to the above, there are 6 specimens (145-470 mm.) in the British Museum 

 collection, including the types of the species and one of the types of S. bovei. 



The specimens described above present some variation in the shape of the head, 

 length of the pelvic fins, size of the mouth, coloration, etc., but I am unable to recognize 

 more than one species. 



Physiculus marginatus (Giinther). 



Lotella marginata, Giinther, 1878, Ann. Mag. Nat. Hist. (5) 11, p. 19; Giinther, 1887, Deep-Sea 

 Fish. l Challenger\ p. 86, pi. xiv, fig. A; Thompson, 1916, Proc. U.S. Nat. Mus., l, p. 425. 



St. WS 75. 10. iii. 27. 51° 01' 30" S, 6o° 31' W. Commercial otter trawl, 72 m.: 18 specimens, 

 50-73 mm. 



St. WS 817. 14. i. 32. 52 23' S, 64 19' W. Commercial otter trawl, 202-238 m.: 1 specimen, 

 180 mm. 



St. WS 820. 18. i. 32. 52 53' 15" S, 6i° 51' 30" W. Net (7 mm. mesh) attached to back of trawl, 

 351-367 m.: 1 specimen, 160 mm. 



St. WS 821. 18. i. 32. 52° 55' 45" S, 6o° 55' W. Net (7 mm. mesh) attached to back of trawl, 

 461-468 m.: 2 specimens, 163, 170 mm. 



1 This is associated with a luminous gland. See Hickling, 1925, J. Mar. Biol. Ass., XIII, p. 914, 4 pis. 

 7 text-figs.; 1926, ibid., xiv, p. 495, 2 text-figs.; 1931, ibid., xvn, p. 853, 4 pis. 4 text-figures. 



