168 
branched ray 2; caudal 1 7/8(?), damaged, forked; least depth of caudal 
peduncle 4 3/4; pectoral 2 l/4; ventral 2 1/2. 
Uniform black on head and body, fins apparently similar. Where skin 
torn away pale brownish. 
Hawaiian Islands. 
52055 U.S.N.M. Albatross Station 4187. Length 55 mm., caudal broken. 
Type. 
Cyc lothone obscura Brauer 
Cyc loth one obscura BRAUER, Zool. Anzeiger, vol.2.5, 1902, p.280. Atlantic 
and Indian Oceans; T'eutsch. Tiefsee Exped. Valdivia, vol.15, Tiefsee- 
fische, 1906, p.88, text fig.35 (teeth), pi.6, fig.3 (West Africa between 
Cape Verde and Cape Colony; between ^ocos Inland and Sumatra; Bay of 
Bengal; between Ceylon and Chagos Archipelago; between Chagos Archipel¬ 
ago and Seychelles; south of S 0 kotra). - NORMAN, Discovery Rep., vol.2, 
o 
2,288 (N. 5 30 ’ W, 17 45 ', 2500 to 2700 meters;. 
A 
Depth 7; head 4. ^nout 6 l/5 in head from snout tip; eye 14 1/2, 2 l/4 
in snout; maxillary extends 9 1/2 eye diameters behind eye, length 1 2/7 in 
head from snout tip; teeth above enlarged posteriorly,oblique, with large 
ones at intervals; interorbital low. 
Scales 30 in median lateral series, 8 rows transversely between dorsal 
and anal. 
No photophores. 
D. Il\L 11, first branched ray 1 3/5 in total head- length, fin origin 
midway between last half of postocular region and caudal base; A. II , 18, 
first branched ray 1 3/4 in total head length; caudal 1 l/6; least depth 
of caudal peduncle 3 2/3; Pectoral 1 4/5; ventral 2 l/5. B ro^J/sh black 
