164 
Cycl othone canina Gilbert 
Cyolothone canina GILBERT,Bull. U.S. Fish Carnrn 
Camra., vol, 
Off Eauai 
in 480 to 570 fathoms; Kauai, in 368 to 1021 fathoms; Kauai Channel, 
in 449 to 460 fathoms; between Oahu and Kauai, in 743 to 123.8 fathoms; 
Bird Island, in 636 to 850 fathoms; Niihau Island, in 417 to 426 fathoms. 
Depth. 6 l/3 to 7; head 4 to 4 l/2, width 2 2/3 to 3. Snout 5 to 5 2/5 
in head from snout tip; eye 9 to 10, 1 3/4 to 2 in snout, 2 to 2 l/2 in inter¬ 
orbital; maxillary extends 6 to 7 3/4 eye diameters behind eye, length 1 l/lO 
to 1 1/8 in head from snout tip; interorbital 5 3/4, nearly level. Gill 
rakers 9 f 16, finely lanceolate, 3 times eye; gill filaments long as eye. 
Preocular photophore low, with short vertical black bar posteriorly; 2 
preoperculars, 1 below lower preopercular angle and other of level of middle 
of sides; branchiostegals 10 or 11; upper lateral series of 7 to 10, sometimes 
discontinued before ventral, sometimes reach of opposite vent, all small like 
lower series and without special gland of convoluted tubes; lower or ventral 
series 13 between isthmus and ventrals; 5 between ventrals and anal; 15 or 16 
from front of anal to caudal base, 
D * 7 1 > 10 or 11* first branched ray 1 1./4 to 1 l/2 (?) in total head 
length; A. Ill , 15, _I or III , 16, I, first branched ray 1 2/5 (?) to 1 7/8; 
caudal 2 (?), forked; least depth of caudal pedvmcle 5; pectoral 1 3/4 to 2; 
ventral 2' l/2 to 2 3 / 4 . 
Dark brown above and on sides. Black on abdomen and sides of head, •‘•ris 
slate gray. Basal portion of each dorss.1 and anal ray black, also series of 
short dusky to blackish bars from base of each fin 
ray. 
Fins whitish. 
