1. cn.uTODojf. 17 



The extent of the ocular band belovr the orbit is not very dis- 

 tinctly visible. 



inches, lines. 



Length without caudal ^. 3 7 



Height of the body 2 1 



Length of the head 1 2 



of the fourth dorsal and of the second 



anal spine . . 11 



bb. Body with broad cross-bands. 

 25. Chastodon falcula. 



Bhch, ix. p. 102. t. 426. f. 2 ; L'L ScJui. p. 225 ; Cuv. ^- Vol vii. p. 41 

 Bleek. Batoe, p. 311. • 



"^-.^r ;^-h- L-lat.25. 



The snout Ls produced, pointed, and longer than tlie diameter of 

 the eye ; pra?operculum scarcely denticulated ; dorsal and anal fins 

 rounded posteriorly. The ocular band is not wider than the orbit, 

 white- edged ; body with two black falciform bands, anteriorly white- 

 edged, the fii-st from the anterior part of the dorsal fin to below the 

 lateral line, the second from the postciior part of the spinous dorsal 

 and from the anterior of the soft ; twelve or thii-teen subvertical 

 violet stripes besides ; tail with a black cross-bar, white-edged ; the 

 soft dorsal and caudal with a black intramarginal stripe ; anal with 

 a black margin. 



Sea of Batoe. 



26. Chaetodon dizoster. 

 Cuv. if Val. vii. p. 527 ; Cm: Rcgne Anim. IJl. Poiss. pi. 39. f. 2. 



Snout produced, pointed, much longer than the diameter of the 

 eye ; the dorsal and anal fins with the posterior angle rounded. The 

 ocular band is rather narrower than the orbit and crosses the chest ; 

 the anterior and lower part of the body violet, the posterior and 

 upper yellow. Body crossed by narrow dark vertical Unes ; a black 

 cross-band from the anterior three dorsal spines to below the lateral 

 line ; another black band from the posterior four dorsal spines along 

 the base of the soft dorsal to the back of the tail ; a black band round 

 the tail ; the vertical fins with a blackish inframarginal line ; ventrals 

 whitish. {VaJ.) 



Sea of Mauritius. 



27. Chaetodon octofasciatus. 



Klein, Miss. iv. tab. 9. f. 3; Seba, iii. 25. 12. 



Chsetodon octofasciatus, L. Gm. i. p. 1262 ; BJ. tab. 215. f. 1; Bl. Schn. 



p. 223 ; Cuv. i^- Val. \-ii. p. 17 ; Bleek. Verhmid. Batav. Genootsch. 



xxiii. Chcetodont. p. 16. 

 Chfetodon octo-lineatiis, Groiiov. Si/st ed. Gray, p. 69. 



D. ii. A. ~. L. lat. 50. L. transv. 12/24. 



The snout is obtuse, and equal in length to the diameter of the 



VOL. II. c 



