developed gill-rakers; scales with 34 apical denticles and 
length 165 mme Ohau. 
We have compared this exemple with the types of Holocenthrus eladi- 
soinis Fowler and H. gracilispinis Fow ‘ler, and find their characters 
_—— eS _ ae ee 
Simply those of slight variation. The scales of most all show 4 basal 
radii and 54 to 37 apical serraé. 
Holocentrus diadema (Lacepede. 
I A EE EEO ee nee 
line to caudal base and 5 more on latter; 4 
spinous dorsal and 8 below to spinous aml; 
-e 
4-1/4 in head; eye 2-1 
Body elongately fusiform, well compressed; least ¢ 
peduncle 1-4/5 its length of 4 in head. Head width 2 in its 
Snout obtuse, length 3/4 its widtl on upper profile; 
hind wipil edgre about midway in head lenrth. Jaws about even. Mexillary 
a c> wv > uv 
ly beyond front pupil edge, reaches about first tt 
CSe Preorbital 
of villiform teeth in jaws and on vomer and palatin 
broad spine down. Interorbital slightly convex. 
Spine abou Opercle with 2 spines, upper much 
rakers iv, “3 » iv,. lanceolate, equal gill-rakers or 3-1/3 i: 
with about 22 marginal apical denticles and 6 basal striat; cireul: 
ol brown generally, each row of rather 
narrow pale brown longitudinal band, narrowing 
Membranes of spinous dorsal dusky except narrow white 
line, which low at first across then begins submergin- 
rbove and contimes back 
