16 



ART. 13. — S. TANAKA : 



differs from this in the slenderer form and in some other trifling 

 characters, and further in the different range of distribution. 



Both the specimens were obtained by Mr. Alan Owston in 

 the Sagami Sea, May 1907. 



MEASUREMENTS OF THE SPECIES. 



Specimen 



Total length exclusive of caudal 



Height of body 



Width of body 



Length of head 



Horizontal diameter of eye 



Interorbital width 



Length of snont 



Height of caudal peduncle 



Length of maxillary 



Length of the longest spine of first dorsal 



Lengtli of the longest ray of second dorsal 



Length of the longest ray of anal 



Length of the longest ray of pectoral 



Breadth of base of pectoral 



Length of the longest ray of ventral 



Distance from tip of lower jaw to insertion of 



anal 



Distance from tip of upper jaw to insertion of 



dorsal 



Distance from tip of ujiper jaw to insertion of 

 pectoral 



Distance from tip of lower jaw to insertion of 

 ven tral 



Distance from insertion of ventral to that of 

 anal . 



A. 



15. cm. 



3. „ 

 1. 7 „ 



4. 6 „ 



0. 8 „ 



1. 4 „ 

 1.15 „ 

 1. 1 „ 



3. 4 „ 



1. n „ 



2. 5 „ 



2. 1 „ 



4. 3 „ 



0. n „ 



1. 8 „ 



8. 3 „ 



5. 5 „ 



4. 8 „ 



5. „ 



3. „ 



B. 



12. cm. 



2. 1 „ 

 1. 4 „ 



3. 6 „ 



0. 7 „ 



1. „ 

 0.95 „ 



0. 8 „ 



2. 7 „ 



1. 3 „ 

 1. 7 „ 



1. 4 „ 



3. 5 „ 

 0.45 „ 

 1.25 „ 



0. 8 „ 



4. 3 „ 



3. 8 „ 



4. 1 „ 



2. 7 „ 



