NO. 1356. A JAPANESE WHITE CHIMJSRA— JORDAN AND SNYDER. 225 



Head measured from tip of snout to gill opening equal to the depth, 

 contained 1,V times in the dorsal spine; longitudinal diameter of eye 

 equal to width of l)ase of pectoral, 8^ in length of dorsal spine. The 

 eye is oblong, the longitudiiuil diameter of the iris contained 4 times 

 in length of dorsal spine. Hook inserted on snout just anterior to the 

 CA'e, its length slightly greater than the diameter of pupil. Anterior 

 lamina^ of upper jaw with sharp, sinuated edges; 6 enamel rods visi- 

 ble from before, the posterior of which is very short; posterior laminje 

 with rough edges, the enamel rods lying almost horizontidly. Laminffi 

 of lower jaw with about 11 enamel rods on each side, the cutting edges 

 concave. 



-CHIM.KKA MlTsUKURU. 



Lateral line straight along the sides except for an al)rupt upward 

 curve l)elow the dorsal spin(> and a gentle bend downward just posterior 

 to the notch separating the dorsal and caudal; posterior to the eye it 

 sends a branch upward, which di\ides, sending one part over the occi- 

 put to meet a similar line from tiie opposite side, and the other part 

 forward above the eye, along l)ase of hook, and downward to tip of 

 snout, where it joins a deej) groove with frilled edges; the second 

 branch fnmi the main lateral line passes downward and forward behind 

 the eye, where it divides, the upper division extending for),vard below 

 the eye. curving ui)ward. then downward and backward to join the 

 groove mentioned a))ove; the lower division passes downward almost 

 immediately dividing, one section running l>ackward and downward, 

 passing as a row of pores across th(^ throat, the other section contin- 

 uing downward and forward a short distance, tinally splitting, one-half 

 uniting with a groove which crosses the snout dividing above the 

 mouth, the other half crossing the chin as a line of pores. 



The dorsal spiiu^ is curved, acutely pointed, triangular in cross sec- 



