FISHES FROM JAPAN. 35 



Measurements of Clenogobius kurodai. 



Specimen 



A. li. 



C. 







3.5 cm. 



3.0 cm. 





0.65 „ 



0.6 „ 



0.6 „ 





0.4 „ 



0.4 „ 



°-3S 





1.0 „ 



1.0 „ 



0.85 „ 





0.25 „ 



0.25 „ 



0.2 „ 





0.25 „ 



O.25 „ 



0.2 „ 





0.15 „ 



0.15 „ 



0.1 „ 





0.4 „ 



0.4 „ 



o-3 ». 





0.8 „ 



0.8 „ 



07 „ 





0.6 „ 



0.65 „ 



o-S5 » 



4. Ctenogobius katonis, n.sp. (Gobiidae.) 



I lead 3|, height of body 4Ì in total length without caudal ; eye 

 4j to 5, interorbital about 6, snout 2§ to 3 in head. 



Body rather elongate, slightly compressed ; caudal peduncle com- 

 pressed. I lead rather large, its posterior part slightly depressed; eye 

 moderate in size, its upper margin projecting above contour of head, 

 directed obliquely, slightly nearer to tip of snout than to posterior 

 edge of opercle ; interorbital slightly narrower than diameter of eye, 

 broadly convex ; snout moderate in length, its upper contour gently 

 curved, acutely pointed when viewed from side, broadly rounded when 

 viewed from above. Anterior nostril with a short tube, slightly nearer 

 to tip of snout than to anterior rim of eye ; posterior nostril almost 

 tubeless, situated midway between the anterior nostril and the anterior 

 rim of eye. Mouth slightly oblique ; lower jaw slightly included ; lips 

 very broad, reflected outward. Maxillary extending to vertical through 

 posterior nostril ; entirely concealed by preorbitai. Teeth on jaws in 



