FISHES OF HAWAIIAN ISLANDS. 
107 
a single series of about 3 strong, bluntly conical, depressible teeth; lower jaw with 2 series of blunt, 
conic teeth, the inner the larger; origin of dorsal in front of gill-opening a distance equal to one-fourth 
the head. 
Color in alcohol, a series of 27 narrow brown bands alternating with wider light bands, the nar- 
rowest bands mostly somewhat narrower than eye, the broader ones mostly twice eye; a series of 
Fig. 29 . — Echidna psalion Jenkins; from the type. 
narrow parallel brown longitudinal lines on side of head in front of gill-opening; the anterior brown 
band running through eye, the second around head posterior to gape; angle of mouth brown. 
Only one specimen, type, No. 50685, TJ. S. Nat. Mus. (original No. 2355), 13 inches long, obtained 
by the Albatross in 1896 at Honolulu. 
Echidna psalion Jenkins, Bull. U. S. Fish Comm., XXII, 1902 (Sept. 23, 1903), 131, fig. 12, Honolulu. 
67. Echidna obscura Jenkins. Fig. 30. 
Head 8.3 in total length; depth 17; eye 9.5 in head; snout 5.75; interorbital 5.75; gape 2.8; dis- 
tance from tip of snout to vent slightly less than from vent to tip of tail. 
Fig. 30 . — Echidna obscura Jenkins; from the type. 
Body moderately elongate, rather deep and somewhat compressed; head narrow, somewhat 
swollen above; mouth large, the gape extending more than an eye’s diameter beyond eye; lower jaw 
shorter than upper and somewhat curved; eye about midway between tip of snout and angle of mouth; 
