1. CH^TonoN. 25 



prseoperciiliim minutely serrated ; dorsal and anal angular posteriorly. 

 Body with oblique streaks, the upper ones descending obliquely for- 

 wards, "the lower ones ascending obliquely forwards ; they do not 

 cross each other. Ocular band nearly as broad as the eye, extending 

 to the inferior margin of the interopercidum ; the soft dorsal and 

 anal, and the tail between them, blackish-brown ; caudal white, with 

 a blackish-brown crescent in the middle ; anal with a fine lighter 

 line near the margin ; the posterior part of the ventrals greyish. 

 Red Sea ; Indian Ocean and Archipelago. 



a. Half-grown : not good state. Madras. Presented by J. C. 

 Jerdon, Esq. 



40. Chaetodon lunula. 



Pomacentrus lunula, Lacep. iv. pp. 507, 510, 513. 



Chgetodon lunula, Cuv. i^- Val. vii. p. 59. pi. 173 ; Bleek. Gilolo, p. 57. 



D. ^. A. ^. L. lat. 33. L. transv. 8/14. 



The snout is slightly produced, and rather longer than the dia- 

 meter of the eye ; praioperculum distinctly serrated ; the soft dorsal 

 and anal rather angular postejiorly. The black ocular band is 

 broader than the eye, and terminates at the prseopercular margins ; 

 the head behind this band is white ; the neck and the anterior part 

 of the back downwards to the base of the pectoral are blackish-brown, 

 with three obhque white stieaks. The upper margin of the dorsal 

 and the lower of the anal are black ; a black band along the base of 

 the soft dorsal, widening and bent downwards to the tail, which is 

 crossed by it ; a whitish band along the concavity of the former ; 

 caudal -with a rather narrow black cross-band near its posterior 

 margin. 



Indian Ocean and Archipelago ; Polynesia. 



a. Adult. Prince's Island. 



h. Fine specimen, Amboyna. Purchased of Mr. Frank. 



c. Fine specimen. From the Haslar Collection, 



d. Adult : not good state. Old Collection. 



41. Clisetodon vagabundus. 



Renard, i. 23. 126. 



Chactoclon vagabundus, Lmn. Mus. Ad. Fried, ii. p. 71, and Si/si. i 

 p, 465 ; L. Gm. p. 1251 ; Bl. taf. 204. f. 2 ; Bl. Hctm. p. 222 ; Cuv. S, 

 Val. vii. p. 50; Bleek. Verhand. Batav. Genootsch. x.xiii. CJiatod. 

 p. 18 (not Benn.). 



D. i?. A. ^. L. lat. 30. Vert. 10/14. 



The snout is slightly produced, pointed, conical, and longer than 

 the diameter of the eye ; praeoperculum scarcely denticulated ; the 

 soft anal and dorsal fins with the angle rounded. The ocular band 

 is black, and terminates at the angle of the interoperculum. Body 

 with oblique lines ; those above the pectoral descending obliquely 



