1. cn^TODow. 33 



59. Chaetodon citrinellus. 



Renard, i. pi. 8. f. 59. 



Chaetodon citrinellus, (Brouss.) Cuv. 8f Val. vii. p. 27 ; Rkyne Anim. 

 III. Poiss. pi. oO. f. 1 ; Bleek. Sumatra, iii. p. 501. 



D. i^. A. ^. L. lat. 40. L. transv. 6/14. 



21 10 



The snout is slightly produced, and very little longer than the 

 diameter of the eye ; the dorsal and anal fins with a rounded angle 

 posteriorly ; prajoperculiun with exceedingly minute denticulations. 

 Body yellowish ; each scale with a blue spot in the centre, the spots 

 forming together rather oblique series. The brown ocular band 

 rather narrower than the eye, edged with yellow anteriorly and pos- 

 teriorly ; the anal with a broad yellow and black margin ; caudal and 

 ventral fins without any bands or spots. 



Molucca Sea ; Polynesia. 



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



b, c. Adult and young. FeejeeLslands. Voyage of H. M.S. Herald. 



60. Chaetodon luctuosus. 



Quoy df Gaim. Voy. Freyc. Zool. p. .382 ; Cuv. 8f Val. vii. p. 37. 

 ^- 17- ^- 16- 



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

 of the eye. Body with longitudinal streaks. {Cuv.) 

 Hah. ? 



61. Chaetodon xanthocephalus. 

 Benn. Proc. Comm. Zool. Soc. ii. p. 182. 



D. if. A. |. L. lat. 38. L. transv. 8/15. 



The snout is moderately produced, conical, and longer than the 

 dianieter of the eye ; praeoperculum indistinctly serrated ; dorsal and 

 anal fins rounded posteriorly. The ocular band is rudimentary, and 

 visible as a small spot only above and below the eye. Body brown- 

 ish-yellow, with five indistinct, darker vertical streaks, the first 

 from the fourth, the fifth from the ninth dorsal spine ; dorsal and 

 anal blackish, with white margin ; caudal and ventral yellowish, the 

 former with a violet membrane. 



Sea of Ceylon. 



a. Adult. Ceylon. Collected by Dr. Sibbald. — Type of the species. 

 62. Chaetodon zoster. 



Bennett, Proc. Comm. Zool. Soc. i. p. Gl. 



D 1^ A i- 

 ^•25- -^•21- 



Brownish -black ; a broad zone in the middle, the belly, and the 



caudal white ; no ocular band. {Benn.) 



Sea of Mauritius. 



VOL. II. D 



