GENUS AXD TEN NEW SPECIES OF JAPANESE FISHES. 



25 



MFASUBEiMEyTS OF SICYDIUM JAPONICUM. 



bi^ecuueu. 

 Total length as measured to root of middle caudal rays 

 Height of body... 

 Length of head ... 

 Diameter of eye 

 Interorbital width 

 Length of snout 

 Height of caudal jieduncle 

 Length of maxillary ... 

 Distance between angles of mouth . 

 Length of first spine of first dorsal . 

 Length of third spine of first dorsal 

 Length of first ray of second dorsal . 

 Length of longest ray of second dorsal 

 Length of longest ray of anal 

 Length of pectoral 



Longitudinal diameter of ventral disc 

 Transverse diameter of ventral disc ... 

 Length of middle caudal rays 

 Number of spines and rays of dorsal 

 Number of rays of anal 

 Number of rays of pectoral ... 

 Number of scales in longitudinal series 

 Number of scales in transverse series 



10. Aspasma laticephala, u. sp. 



Height of body 71, head 2f, its width about 4 in length as 

 measured to root of middle caudal rays. Eye 4|, interorbital 

 3i, snout 31 in head. 



Body rather short, much wider than high, the posterior 



