54 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
One specimen obtained by me, of which the following table of measurements was taken: 
HemipteroDotus umbrilatus. 
Milli- 
meters. 
107 
16 
Total length - 
123 
31 
27 
38 
13 
Hemipteronotus umbrilatus. 
Milli- 
meters. 
13 
22 
20 
7 
15 
12 
Fig. 10 . — Hemipteronotus umbrilatus Jenkins, new species. Type. 
Iniistius leucozonus Jenkins, n. sp. Native name, Lac nihi, applied to other fishes, also. Fig. 11. 
Head in body to base of caudal 3.2, in total 3.7 ; depth 3.5. D. ii-vii, 12. A. in, 12. Scales 2-26-9 ; 
lateral line interrupted, tubes simple. Two prominent canines in anterior part of each jaw, the pair 
in lower jaw fitting between those in upper and projecting above the jaw; no posterior canine; gill- 
rakers minute; upper edge of head sharp; the two anterior rays of dorsal produced, and separated 
from remainder of dorsal by a space equal to snout; a very few scales just behind eye; rest of head, 
cheeks, opercles, and preopercles scaleless. 
One specimen was obtained by me, from which were taken the following measurements: 
Iniistius leucozonus. 
i 
Milli- 
meters. 
Iniistius leucozonus. 
Milli- 
meters. 
112 
18 
Cauclal 
18 
36 
130 
22 
35 
24 
29 
7 
37 
14 
15 
31 
Coloration in life: Body with four white bands alternating with four bands of brown to 
olivaceous; first brown band covering posterior portion of opercle and body just posterior below, 
being in width from base of ventral nearly to anal; second brown band in width from seventh spine 
to fifth soft ray of dorsal, extending on anal; third, from ninth to last soft dorsal ray, extending on 
anal; fourth brown band on base of caudal; a brown dart from eye to angle of opercle; middle line 
of snout, chin, and throat yellow; two dark brown lines from eye to eye over head; small black spots 
above and behind eye; several scales in upper part of second brown band on body with distinct brown 
dots; a scale in second row just below fourth spine jet black ; anterior dorsal with alternating dark 
and white spots; second portion of dorsal with three ocellated black spots; first between second and 
third spines, the longest as long as snout; second between first and fourth soft rays; third between 
eighth and tenth soft rays, lying on ninth; peotorals colorless; ventrals olivaceous. 
