'52 
Polylpnus fraser i new species 
Depth 1 c/5 ; head 2 o/.5, '.rid oil Li. Snout 5 in head from snout tip: eve 1 7 
A \ 
greatly exceeds snout or interorbital; maxillary vertical, hind upper edge 
extends l/.5 in eye diameter, expansion 2 in eye, length 1 l/4 in head from 
snout tip; interorbital 4 l/2, low, deeply depressed concavely; preopercle 
ends in 2 spines, of which lower larger or half of eye; occiput with pair 
of long spines over-reaching dorsal fin anteriorly, each with 2 widely div¬ 
ergent smaller spines basally. Gill rakers 7 + 13, lanceolate, slender, little 
longer than gill filaments or 1 3/4 in eye. 
Scales apparently present in life, all now fallen and pockets indistinct. 
£ very small and inconspicuous photophore at middle of front eye edge; 
rather large photophore cn middle of cheek below center of eye; 2 operculars, 
upper opposite middle of hind eye edge, lower as larger spheroid just within 
g* 
o 
ill opening behind posterior directed smaller preopercle spine; 6 close set 
branchiostega! photophores, anterior; lateral series on body 8, fourth lowest 
though little above pectoral fin origin, fifth progressively higher, then first 
little higher than fifth, second little higher than first, third highest or 
nearly level with lower e$e edge, sixth level with second, seventh level with 
lower eye edge and eighth level with photophore on cheek; lower 02 ’ ventral 
series as 6 on isthmus, crowded and remote from 10 abdominals, of which 2 an¬ 
terior concealed in lateral view by spine scent striate bony wing like expansion 
below pectoral base, 4 ventrals between ventral end anal °ins, cluster of 4 
small spots above posterior base of anal and 4 021 lower surface of caudal pe¬ 
duncle close before rudimentary caudal rays* 
b• 10, first ray 3 l/3 in total head length; no adipose fin; A. II* 9, 
second simple ray 3 l/4; caudal 1 1/5, deeply forked; least depth of caudal 
