8. DIAOUAMMA. [i'Aii 



28. Diagramma polytaenioides. 



Diagramma plytsBnia, Blcek. Natutirk. I'ydschr. Nederl. Indii; \. p. t)8 



(not /. c. iii. p. 755). 

 polytiBnioides, Bleek. I. c. vi. p. .377. 



B. 6. D. if. A. ^. L. lat. 85. 



The height of the body is 3| in the total length, the length of the 

 head 4| ; the diameter of the eye is 3| or 3| in the latter. The 

 fourth dorsal spine longest, rather longer than one-third of the height 

 of the body ; the second anal spine longer than the third. Yellow, 

 with nine bluish-white longitudinal bands edged with brown ; the 

 three upper ones running from the crown to the base of the dorsal 

 fin ; the fourth, fifth and sixth from the .side of the head to the 

 caudal fin ; the seventh and eighth from the head to the anal ; the 

 ninth from the head to the belly. The caudal brownish violet, with 

 nine or ten oblique bluish-white streaks ; the other fins yellow ; 

 the pectorals with three brownish cross-bars ; the anal with two or 

 three white oblique bands ; the soft portion of the dorsal with thi'ee 

 brown longitudinal bands. 



Sea of Solor ; Amboyna. 



a. Fine specimen. Amboyna. Purchased of Mr. Frank. 



h. Adult. Amboyna. Piu-chased of Mr. Frank. — I con.sidor this 

 specimen as a variety of D. pohjtce.iuoidesi. It has six white 

 longitudinal bands only, but the same numbers of the fins, the 

 same spinous dorsal fin of nearly uniform yeUow, and two cross- 

 bars on the pectorals. 



29. Diagramma chrysotaenia. 



Blrekpi; Celebes, viii. p. .303. 



B. G. D. i^. A. y. L. lat. 65. 



The height of the body is 3f in the total length, the length of 

 the head one-fourth ; the diameter of the eye is one-third of the 

 length of the head. Caudalis subtiimcated ; the .second anal spine 

 longer and stronger than the third. Above bluish ; on each side 

 eight orange-coloured longitudinal bands : the first from the neck 

 along the base of the spinous dorsal, continuing on the soft portion 

 of this fin ; the second from the forehead, extending oa the posterior 

 quarter of the soft dorsal ; the third from the snout above the eye 

 and the lateral line to the back of the tail ; the fourth from the eye 

 to the upper half of the root of the caudal ; the fifth from the eye to 

 the middle of the caudal ; the sixth from below the eye to the lower 

 half of the root of the caudal ; the seventh from the mouth to the 

 lower margin of the caudal ; the eighth from the mouth to the base 

 of the anal. A median yellow band from the snout to the origin of 

 the dorsal. The dorsal and caudal fins brown-edged ; the spinous 

 portion of the former with two, the soft with tlirec yellow longitu- 

 dinal bands ; the other fins yellow. (/?/.) 



Sea of Macassar. 



