830 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXVI. 



'Scales rjithor large, of more or less niiiforin size, and cveloid; head 

 naked; no pectoral flap; ventral flap small. 



Origin of dorsal much in advance of the middle of the bod}- without 

 caudal, and the tip of the flrst developed ra}^ reaching as far posteri- 

 orly as the tip of the last when the fin is depressed; origin of anal 

 l)ehind tip of depressed dorsal a trifle nearer the origin of the ventral 

 than base of caudal, and the fln reaching about halfwav in the space i 

 l)etween; caudal deeply' emarginate and the lol^es pointed; pectoral, 

 reaching ahuost to the origin of dorsal and about three-fourths in the i 

 space to origin of ventral; ventral behind origin of dorsal, and al^out 

 three-fifths in the space to anal. Caudal peduncle compressed, rather 

 long, and its least depth about equal to the eye. Lateral line continu- 

 ous along the sides, very slightly decurved in front. 



Color, in alcohol, brown, pale or whitish washed with silvery Ik'Iow; 

 above the lateral line and upon the upi)er surface of the head with fine i 



Pig. 4. — LEurorjoBio riw;e. 



])lack dots grouj:)ed togethei' on the edges of the scales in small spots 

 and distributed irregularly; lateral line with a row of dark spots; a 

 median lateral pale brown longitudinal band; all fins except ventrals 

 with some dark color. 



Length, 3} | inches. 



Described from No. 6273, Ichthyological Collections, Leland Stanford 

 flunior University Museum, cotype, from Lake Biwa, near Matsubara. 

 from collection of C. Ishikawa. 



This species is only known to us from Lake Biwa, near Matsubara. 

 With the exception of the two sp(^cimens before us and the type, we 

 know of no other specimens. 



(/»V?/Y/, the samisen.also the IcKjuat tree, the name of the largest lake 

 in Japan.) 



7. PSEUDOGOBIO Bleeker. 



I'xi ndoijohio I^>i,KEKKu, Athis Iclitlivol., Cyiiriii., ISf).'!, j). 2V), {I'socinus). 



Body elongate, rather slender and tapering l)ehind. Head elongate, 

 point(Ml; snout long, concave al)ove, and slightly produced, with its 

 tip bluntly rounded; eye small, nearer posterior edge of opercle than 



