NOTER ON SOME JAPANESE FISHES. 39 



Pachf/nafJnis nigromnrffinatuSf n. sp. 



PI. L, fig. 4. 



Head 3 in total length to caudal base ; height of body 2 7 ; 

 snout li in head ; eye 6 ; interorbital 3 ; first spine of first dorsal 

 1| ; fifth ray of second dorsal 2 ; fourth ray of anal Ito ; pectoral 

 2i ; height of caudal peduncle 32 ; width of caudal peduncle o. 

 D. III-26 ; A. 24 ; P. I, 14 ; number of scales having pore from 

 gill opening to caudal base 29 ; same scales from gill opening 

 to middle part of caudal 36 ; scales counted downwards and 

 forwards in a transverse series from the origin of second dorsal 

 to ventral spine 28. 



Body rather oblong, compressed ; caudal peduncle compressed. 

 Head moderate, compressed, higher than long, a deep groove 

 before eye beneath nostril ; eye moderate, high up, slightly 

 nearer the upper end of gill opening than origin of first 

 dorsal ; interorbital and nape elevated, the profile rather steep. 

 Snout steep and gently curved downwards in profile, the length 

 2 lengths from the posterior rim of eye to origin of first 

 dorsal ; 2f in length from the posterior rim of eye to the 

 upper end of gill opening. Mouth terminal, low, small, broad, 

 fleshy ; teeth on jaws unequal, the median pair largest, inciser- 

 like, other teeth more or less molar-like. Scales on body 

 larger than in Pachynathus conspicillum or Pachynathus 

 capistratus ; cheek, chin as well as snout scaly, the scales being 

 smaller than those of trunk ; some still smaller scales with radiately 

 elevated surface behind gill opening ; scales of tail from the 

 posterior part of second dorsal to the base of caudal wûtli 

 recurved, distinct spines in five rows, of which the uppermost row 

 is less developed than the rest. Second dorsal and anal rather 



