12 POMACENTRID^. 



1. Dascyllus arnanus. 



Vaknt. Amh. iii. p. 501. fig. 489 ; Renard, i. fig. 165 ; Seba, iii. 26. 23. 

 Chsetodon arcuatus, L. Mm. Ad. Fned. tab. 33. fig. 8 ; Shaw, Zool. iv. 



p. 341. 

 aruanus, L. Syst. Nat. i. p. 464 ; £!. iii. p. 62. tab. 198. fig. 2 ; Bl. 



Schn. p. 220 ; Shaw, Zool. iv. p. 348. 

 Tetragonopterus, no. 6, Klein, Pisc. 3Iiss. iv. p. 38. tab. 11. fig. 9. 

 Chsetodon abu dafur, Forsk. p. 15. 

 Lutjanus aruanus, LacSp. iv. p. 720. 

 Pomacentrus aruanus, Miipp. Atl. Fische, p. 39. 

 DascyUus aruanus, Cuv. i<f Val. v. p. 434 ; Bleek. Banda, i. p. 246 (not 



variety), and Banda, iii. p. 108. 

 Chsetodon araneus, Benn. Ceyl. Fish. pi. 17. 

 Tetradrachmum arcuatum, Cant. Mai. Fish. p. 241. 



D. J|. A. ^. L. lat. 26-27. L. transv. 3/9. Csbc. pylor. 3. 

 Vert. 12/14. 



Three black cross-bands : the first descending obliquely from the 

 origin of the spinous dorsal fin through the orbit to the chin, leaving 

 a greyish patch on the forehead ; the second slightly curved, from the 

 sixth to ninth dorsal spines to the ventral fins, which are black ; the 

 third from the soft dorsal tO the anal ; dorsal and anal fins black, 

 caudal whitish. 



From the eastern coasts of Africa to Polynesia and New Zealand. 



a. Red Sea. From the Berlin Museum. 



b. Adult. Pinang. From Dr. Cantor's CoUectioa. 



c. Adult : stufied. Pinang. From Dr. Cantor's Collection. 

 d-h. Adult and half-grown. Amboyna. 



i. Adult. Molucca Sea. Purchased of Mr. Frank. 



k. Half-grown. East Indies. From the Collection of the East India 



Company. 

 Z-m. Adult. China Seas. Presented by Yiee- Admiral Sir E. Belcher, 



C.B. 

 Vr-t. Adult and half-gTown. Feejee Islands. Voyage of the 'Herald.' 

 u. Fine specimen. Tongataboo. Presented by Sir E. Home. 

 v-(i, y-5. Adult and half-grown. Tonga Islands. From the Haslar 



Collection. 

 e. Adult. New Zealand. Presented by Sir J. Richardson, 

 ^-j/. Half-grown. South Sea. 

 d-K, \-/Li, i'-£, o. Adult and half-grown. 

 TT. Adult: skeleton. Amboyna. 



2. Dascyllus melanurus. 



Dascyllus aruanus, var., Bleek. Banda, i. p. 246. 

 melanurus, Bleek. Banda, iii. p. 109. 



^-Tlkr ^-rr L- lat. 27-28. 



Yellowish, with three black cross-bands: the first descending 



vertically from the crown of the head through the orbit to the chin ; 



the second straight and vertical, from the six first dorsJil spines to the 



ventral fins, which are entirely black ; the third from the soft dorsal 



