28 SaUAMIPINNES. 



of the eye ; prajopcrciilum slightly clcnticiilated ; dorsal and anal fins 

 rounded posteriorly. The extremity of the snout is black ; the 

 ocular band broader than the eye ; a large black spot across the 

 neck. Sides -svith slightly obUque violet cross-streaks ; back with 

 a broad oblique band from the end of the spinous dorsal to the tail. 

 The soft dorsal with three ciu-ved longitudinal bands, the middle of 

 which is reddish-violet ; the upper and lower are black, and descend 

 on the tail and the anal fin. Caudal Avith a brown cross-band ante- 

 riorly to the margin. (Bl.) 

 Sea of Ternate. 



46. Chaetodon mesoleucus. 



Chfetodon mesoleucus, Forskul, p. 61 ; L. Gm. p. 1266 (not Block) ; 



Cm: S,- Veil. vii. p. 56. 

 hadjan, Bl. Schn. p. 227. 



D.J^3. A.^. L.lat.27. L. transv. 7/13. 



The snout is very produced, conical, and much longer than the 

 diameter of the eye ; prseoperculum very indistinctly denticulated ; 

 the dorsal and anal fins angular posteriorly. The octilar band is 

 narrower than the eye, and, below the eye, not continued to the prae- 

 opercular margin. The anterior portion of the body to the fifth 

 dorsal spine, with the ventral fins, milk-white ; the posterior with 

 fine vertical black streaks, following the series of scales, and occupying 

 their anterior margin. The soft dorsal and anal brownish ; the 

 caudal whitish, with a brown crescent. 



Red Sea. 



a. Fine specimen. 



6. Adult : stuffed. Red Sea. From Dr. Riippell's Collection. 



* Caudal with a fine black cross-streak. 



47. Chaetodon dorsalis. 



Chsetodou dorsalis, {Rcimc. ) Citv. ^- Val. vii. p. 70 ; Riq^}. All Fische, 

 p. 41. t. 9. f. 2, and N. W. Fische, p. 28 ; Bleeker, Bunda, i. p. 240.- 



margiuatus, (Fhrenh.) Cuv.Sf Val. vii. p. 57. 



abhortaui, Cuv. S)- Val. vii. p. 58. . 



D. f^. A. A. L. lat. 37. L. transv. 6/16. 



The snoiit is veiy slightly produced, and nearly equal to the dia- 

 meter of the eye ; pr?eopercuIum indistinctly denticulated ; the soft 

 dorsal and anal rounded posteriorly. The black ocidar band is much 

 narrower than the eye, and cxteudii over the interoperculum ; its 

 continuation on the chest is indicated by a black spot. The up2)er 

 parts of the body brownish-black, the lower with oblique blacldsh 

 streaks, following the series of the scales ; a black spot on the back of 

 the tail, another on its lower side, and a third at the anterior part of 

 the base of the soft anal. The soft dorsal and anal and the caudal 



