62 
Bathytroctes harperi new species. 
Depth 4 l/2 to 5 l/5j head 2 7/8 to 3 l/4, width 2 l/3 to 2 3 / 4 . 
Snout 3 l/4 to 4 l/3 in head from snout tip to eye; orbit 4 l/3 to 5j eye 
4 3/4 to 6, 1 l/2 to 2 in snout, slightly greater than interorbital in young 
to 1 l/8 in interorbital with agej maxillary reaches opposite or little be¬ 
yond hind eye edge, expansion 1 to 1 l/5 in eye, length 1 7/8 to 2 in head 
from snout tip; mandible ends in front with short spur somewhat projecting 
downward; interorbital 5 3/5 to 6, level in front to slightly concave behind. 
« 
4 
Gill rakers 7 + 17, lanceolate, compressed, equal eye or 3 times gill filaments. 
Scales 50 in lateral line to caudal base, mostly damaged. Scales not 
' 4 
evident, skin with fine parallel longitudinal striae. 
D. VI , 13, _I, first branched ray 2 4/5 (?) in total head length; A. Ill , 
7, I, third branched ray 2 2 / 3 . fin origin rather close behind dorsal origin; 
caudal 1 4/5, deeply forked, ends in slender pointed lobes, 12 rudimentary rays 
above and below, inconspicuous, apparently not extending forward over 3/5 of 
extent of caudal peduncle to hind depressed tips of dorsal and anal; least 
depth of catidal peduncle 5 4/5; . pectoral 5 l/5; ventr al 4 2/5 * 
** 1 
head blackish brown to black. Iris neutral black, pupil ivory white. 
Body dark seal brown, "ins dusky or blackish. 
Diagnosis. Belated to Houleina nudus ( BRAITEH ) but differs in the 
greatly smaller eye, conspicuously broader maxillary and shorter paired fins. 
Compared with Brauer's figure the dorsal and anal bases are shown 1 2/5 to 1 l/3 
/■> 
in space posteriorly or to caudal base, whereas in my specimens they are about 
It If 
equal, “ost of rny materials are poorly preserved so that it is impossible to 
render complete details in any of the specimens. 
