ZOARCIDAE 99 



margin of eye. About 90 rays in the dorsal fin, 80 in the anal, and 10 in the caudal. 

 Origin of dorsal above posterior I of pectoral ; origin of anal a head-length behind the 

 head. Pectoral less than \ the length of head. Yellowish ; 9 broad dark-brown cross-bars 

 on back, extending on to dorsal fin ; a series of brown spots on the side, alternating with 

 the bars; a brown band from eye to operculum. 



Hab. Straits of Magellan, 40 to 140 fathoms. 



Known only from the type, 135 mm. in total length. 



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Fig. 49. Ophthalmolycus macrops. Holotype. x f . 



Genus Iluocoetes, Jenyns 



1842, Zool. ' Beagle', Fish., p. 165; Regan, 1913, Trans. R. Soc. Edinb., xlix, p. 243. Type 



Iluocoetes fimbriatus, Jenyns. 

 Caneolepis, Lahille, 1908, Anal. Mus. Nac. B. Aires, xvi, p. 431. Type C. acropterus, Lahille. 



Head about as broad as deep ; body compressed. Mouth subterminal ; teeth conical, 

 present in jaws and on vomer and palatines ; canines usually developed, at least in lower 

 jaw. Gill-opening cleft downward almost or quite to lower end of base of pectoral. 

 Dorsal origin just behind head, above base of pectoral ; pelvic fins present. 



Two species. 



Iluocoetes fimbriatus, Jenyns (Plate I, fig. 4). 



Iluocoetes fimbriatus, Jenyns, 1842, Zool. 'Beagle', Fish., p. 166, pi. xxix, fig. 2; Guichenot, 

 1848-9, in Gay, Hist. Chile, Zool. 11, p. 288; Delfin, 1901, Cat. Peces Chile, p. 98; Lonnberg, 

 1905, Wiss. Ergebn. Schwed. Sudpol.-Exped. v (6), p. 8; Lonnberg, 1907, Hamb. Magalh. 

 Sammelr., Fische, p. 13; Lahille, 1908, Anal. Mus. Nac. B. Aires, xvi, p. 430; Regan, 1913, 

 Trans. R. Soc. Edinb., xlix, pp. 238, 243. 

 Lycodes variegatus, Giinther, 1862, Cat. Fish., iv, p. 322; Vaillant, 1888, Miss. Sci. Cap Horn, 



vi. Zool., Poiss., p. 21; Steindachner, 1898, Zool. Jahrb., Suppl. iv, p. 321. 

 Phucocoetes variegatus effusus, Smitt, 1898, Bih. Sv. Vet.-Akad. Handl, xxiv, iv, No. 5, p. 43, 



pi. v, fig. 32. 

 Phucocoetes variegatus micropus, Smitt, 1898, t.c, p. 43, pi. v, fig. 33. 

 Phucocoetes variegatus macropus (part), Smitt, 1898, t.c, p. 44, pi. v, fig. 36. 

 Phucocoetes variegatus, Delfin, 1901, Cat. Peces Chile, p. 97; Lonnberg, 1905, Wiss. Ergebn. 

 Schwed. Siidpol.-Exped. v (6), pp. 8, 19, pi. i, fig. 5; Devincenzi, 1924, Anal. Mus. 

 Montevideo (11) 1 (5), p. 270. 

 Caneolepis acropterus, Lahille, 1908, Anal. Mus. Nac. B. Aires, xvi, p. 431, pi. vii, figs. 1-10. 

 St. 51. 4. v. 26. Off Eddystone Rock, East Falkland Islands. From 7 miles N 50 E to 7-6 miles 

 N 63 E of Eddystone Rock. Large otter trawl, 115-105 m.: 4 specimens, 70-85 mm. 



St. WS 71. 23. ii. 27. 6 miles N 6o° E of Cape Pembroke Light, East Falkland Islands. Com- 

 mercial otter trawl, 82 m.: 1 specimen, 155 mm. 



St. WS98. 18. iv. 27. 49 54' 15" S, 6o° 35' 30" W. Commercial otter trawl, 173-171 m.: 

 2 specimens, 285, 340 mm. 



St. WS 210. 29. v. 28. 50 17' S, 6o° 06' W. Nets (4 and 7 mm. mesh) attached to back of trawl, 



161 m.: 5 specimens, 70-205 mm. 



13-2 



