46 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.xxiv. 
branchiostegal region. Body covered everywhere with small scales; 
those on nape, breast, and belly c3^cloid; on sides weakly ctenoid. 
Dorsal spines slender; flexible; the tips with short, projecting flla- 
ments; the spines when depressed reaching slightly beyond insertion 
of soft dorsal. Caudal rounded. Anal rays longest posteriori}^; when 
depressed they reach as far ])ackward as do those of the dorsal, both 
falling far short of reaching the base of caudal. Pectorals pointed; 
the upper rays without free filaments. Ventrals separate; pointed. 
Color in spirits, brownish; with indistincrt, narrow, longitudinal, 
dark bands on body; 3 narrow, brownish Ijands radiating from 
posterior edge of eye. 
This description is of specimens about 130 millimeters long, collected 
by Dr. O. P. Jenkins in Honolulu, Hawaiian Islands. 
Islands and shores of the Western Pacific Ocean, especially in the 
mouths of streams; recorded from many localities. The only Japanese 
record is that of a specimen in the Imperial Museum, recorded by 
Ishikawa, from the Riukiu Islands. 
(fu^ca dusk3\) 
6. ELEOTRIS OXYCEPHALA (Schlegel). 
Eleotris oxyceplada Schlegel, Fauna Japonica, LS45 or 1846, p. 150, pi. Lxxvir, 
figs. 4, 5, Nagasaki. — GuNTirER, Cat. Fish, III, 1861, p. 116, China. — Jokdan 
and Snyder, Proc. U. S. Nat. Mas., 1900, p. 871, Lake Biwa. 
Eleotris caniherius Richardson, Ich. China, 1846, p. 209, Macao. 
Head 3i in length; depth 4; depth of caudal peduncle 2^ in he.ad; 
eye Si; snout 3f; maxillary"; D. V-9; A. 9; P. 18; scales in lateral 
series 50; in transverse series, 15. 
Body deep; compressed; caudal peduncle greatly compressed. Head 
long; pointed. Snout rather sharp; the lower jaw projecting. Eyes 
very small; directed laterally; interorbital area flat; the distance 
between eyes 3i times their longitudinal diameter. Mouth very 
oblique. Maxillary except its distal part concealed; reaching a vertical 
between pupil and posterior edge of orbit. Tongue broad; the anterior 
edge concav^e. Teeth simple; in rather broad bands on jaws; the 
anterior and posterior ones enlarged. Gill openings not extending 
very far forward; the width of isthmus equal to length of snout. 
Inner edge of shoulder girdle without elevations. Gill-rakers on flrst 
arch 3 + 10; stubby; covered with seta^. Posterior ])order of pre- 
opercle with a l)lunt spine which projects downward. Anterior nostril 
with a low tube. No ])arbels on lower jaw. 
Head with scales, except on snout, throat, and chin; occiput and 
cheeks with small cycloid scales. Body with large ctenoid scales; those 
on nape, breast, and belly smaller; cycloid. 
Dorsals separate; the si)ines when depressed just reaching insertion 
of soft dorsal; posterior rays of soft dorsal longest; Avhen depressed 
they reach base of caudal. Caudal rounded. Anal mserted below 
