ZOARCIDAE 83 



Hab. Wilhelm Land. 



This species was originally described from 25 specimens, no to 200 mm. in total 

 length, from the Winter Station of the ' Gauss', depth 385 metres: 2 co-types, 160 and 

 200 mm. in total length, are in the collection of the British Museum. 



Genus AUSTROLYCICHTHYS 



Austrolycichthys, Regan, 1913, t.c, p. 244. Type Lycodes brachycephalus, Pappenheim. 



Form elongate, compressed ; body with rounded scales embedded in the skin. Jaws 

 level anteriorly or upper somewhat projecting; mouth moderate, with short lateral 

 cleft ; teeth conical, in two or more series in both jaws, at least anteriorly ; no well- 

 marked canines; teeth on vomer and palatines. Gill-opening cleft downward at least 

 to middle of base of pectoral. Origin of dorsal fin just behind head, above or a little 

 behind base of pectoral ; pelvic fins present. 



Three species from Antarctic Seas. 



Key to the Species 



I. Gill-opening cleft downward nearly to lower end of base of pectoral; tail from less than i| 

 to about 1 1 times as long as rest of fish ; anal with about 68 to 70 rays ; inside of mouth 

 pale. 



A. Pores on head not very conspicuous; origin of anal if to if head-lengths behind head; 

 upper jaw a little projecting i- brachycephalus. 



B. Pores on head very conspicuous; origin of anal a little more than i head-length behind 

 head ; upper jaw strongly projecting ... ... ... ••• ••• 2. concolor. 



II. Gill-opening cleft downward to a little below middle of base of pectoral ; tail about 2^ times 

 as long as rest of fish; anal with about 90 rays; inside of mouth blackish. 



3. bothriocephalus. 



Austrolycichthys brachycephalus (Pappenheim). 



Lycodes brachycephalus, Pappenheim, 1912, Deutsche Sudpol.-Exped., xni, Zool. v, p. 179, 



pi. X, fig. 3. 

 Austrolycichthys brachycephalus, Regan, 1913, i.e., p. 244, text-fig. 2; Waite, 1916, Austral. 

 Antarct. Exped. Sci. Rep., Ser. C, ni (i), Fishes, p. 15, pi. i, fig. i, text-figs. 2, za. 

 St. 1652. 23.1.36. 75" 56-2' S, 178" 35-5' E. Rectangular dredge, with Russell net, 567 m.: 

 I specimen, 280 mm. 



Depth of body 8 to loi in the length, length of head 5I to 6|. Tail from less than 

 ii to if times as long as rest of fish. Pores on head not conspicuous. Diameter of 

 eye 5 to nearly 6 in length of head. Maxillary extending to below anterior part of eye ; 

 upper jaw a little projecting ; teeth in 2 or 3 series anteriorly, usually becoming uniserial 

 laterally ; vomerine teeth in a group, palatine teeth in 2 rows. Gill-opening cleft down- 

 ward to or nearly to lower end of base of pectoral. Dorsal with about 90 rays, anal 

 with about 70, caudal with 10; origin of anal if to if head-lengths behind head; 

 pectoral | to | length of head. Greyish or brownish; inside of mouth pale. 

 Hab. Wilhelm Land ; Queen Mary Land ; South Victoria Land. 

 This species was originally described from 58 specimens from the Winter Station of 



