€2 ON. FEESH-AVATER FISHES FROM COREA. [Feb. 4, 



Length of head 4 in the length of the fish ; prsemaxillavy hand of 

 teeth nearly 3 times as long as broad ; posterior mandibulary 

 ijarbel extending to middle of pectoral ; dorsal spine a little more 

 than J the length of head marginaUiS. 



Length of head 4J in the length of the fish ; prasmaxillary band of 

 teeth 2 to 2^ as long as broad ; posterior mandibulary barbel 

 extending to basal part of pectoral ; dorsal spine f the length of 



head andersoni. 



II. Lower jaw shorter than the upper. 



A. Interocular width 2f to 3 in the length of head. 



Depth of body 6 to 7 in the length ; prtemaxillary band of teeth 

 2h to 3 as long as broad ; dorsal spine \ the length of head ; 

 pectoral spine less than ^ the length of the fin styani. 



Depth of body about 6 in the length ; prasmaxillary band of teeth 

 24 as long as broad ; dorsal spine ^ the length of head ; pectoral 

 spine more than 4 the length of the fin reini. 



B. Interocular width 2 to 2i in the length of head. 



Depth of body 4f to 5 in the length ; praemaxillary band of teeth 

 twice as long as broad ; dorsal spine ^ the length of head ; 

 pectoral spine less than ^ the length of the fin sxiguhii. 



LlOBAGRUS NIGRICAUDA. 



Regan, Ann. Mag. Nat. Hist. (7) xiii. 1904, p. 193. 

 Hah. Yunnan, 



LlOBAGRUS MARGINATUS, 



Amhlyceps marginatus Giinth. Pratt's " Snows of Thibet," 

 Appendix, p. 245, pi. ii. fig. A (1892). 

 Hah. Sze-chuen Province, China. 



LlOBAGRUS ANDERSONI, Sp. n. 



Hah. Corea. 



LlOBAGRUS STYANI. 



Regan, Ann. Mag. Nat. Hist. (8) i. 1908, p. 152. 

 Hah. South Hupeh, China. 



LlOBAGRUS EEINI. 



Hilgendorf, Sitzungsb. Gesellsch. naturf. Freund. Berlin, 

 1878, p. 1 ; Jord. & Fowler, Proc. U.S. Nat. Mus. xxvi. 

 1903, p. 909, fig. 2. 

 Hah. Southern Japan. 



LlOBAGRUS SUGUBII. 



Regan, Ann. & Mag. Nat. Hist. (8) i. 1908, p 152. 

 Hah. L. Biwa, Japan. 



GOBIID^. 



9. Odontobutis potamophilus Gthr, 



10. Ctenogobius bedfordi, sp. n. (Plate III. fig. 1.) 

 Depth of body 5| to 6 in the length, length of head 3^ to 2>^. 

 Snout longer than eye, the diameter of which is 5 in the length 

 of head and twice the interorbital width. Jaws equal anteriorly ; 



