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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXVIII. 



of anterior rays contained 1| times in head; when fin is depressed the 

 anterior rays reach beyond the tips of the last. First anal ray is 

 nearer base of caudal than ])ase of first ventral ray by one diameter of 

 eye. Insertion of ventrals directly under first dorsal i-ay; length of 

 ventrals 1| in head; that of pectoral 1^. Caudal forked. 



Color bright silvery, l)lue brown on back, shaded rather abruptly to 

 the silver below. Fins all colorless. Peritoneum white. 



Fig. 2. — Ochetobius lucen.s. 



This species is close to 0. elnngatuf^ (Kner.). The eye is larger, the 

 maxillary reaches farther back, the snout is shorter as compared with 

 the e^'e, and the interorbital space is narrower. 



The type and sole specimen was collected by Jou}" at Chemulpo, 

 Korea; it is 20 cm. in entire length, and is numbered 51496, U. S. 

 National Museum. 



-1. LONGURIO Jordan and Starks, new genus. 



Body very elongate and nowhere compressed. Snout lounded and 

 projecting beyond an inferior V-shaped mouth. A barbel present at 



Fig. 3. — LoNGURio athymius. 



the end of maxillary. Pharyngeal teeth 5, in a single row, some of 

 them molar-like. Scales moderately large. Lateral line running 

 through middle of caudal peduncle. Dorsal without osseous ray, 

 placed rather anteriorly, its anterior half or more in advance of ven- 

 trals. This genus seems to have some aflinity with Fseudogobio, but 

 the relationsiiip is not at all close. 



