4. BALI8TES. 215 



t{. Young. China Seas. Presented by Sir J. Richardson. — Type of 



B. senticosus. 

 V. Young. Japan. 

 u>, X, y, 2, a, /3. Young examples. 

 y. Several adult (16 inches) and half-grown specimens : stuffed. 



3. Balistes aureolus. 



BaJistes aureolus, Richards. Voy. Sulph. Fish. p. 126, pi. 59. figa. 1, 2. 

 D. 3 I 28. A. 25. L. lat. 44. 



Tail without spines or tubercles, but with indistinct raised lines 

 along the series of scales. No enlarged scales behind the gill- 

 opening. Dorsal and anal fins not elevated, caudal truncated. 

 Ventral spine not moveable, short. Uniform brownish above, sides 

 shining golden ; fins without colour. Dorsal spine of young ex- 

 amples (1 inch) with recurved spinelets. 



East Indies ? 



a-h. Types of the species, 3 inches long. Presented by Vice- Admiral 



Sir E. Belcher. 

 c, d, e,f, g. Many examples, 1-3 inches long. 



bb. Osseous scutes behind the giU-openitig. 

 aa. Tail withowt spines or tubercles, 



4. Balistes vetnla. 



Guaperva, Marcgr, pp. 163, 164 ; Willughhy, App. p. 21, tab. J. 23. 

 Catesby, Carol, ii. p. 22, tab. 22 ; Seba, iii. pi. 24. f. 14 ; Parra, p. 15, 



lam . 9. 

 Balistes, sp. no. 1, Artedi, Gen. p. 53, and Synon. p. 82 ; Gronov. 



Zoophyl. no. 195. 

 Balistes vetula, L. Syst. Nat. i. p. 406 ; Osbeck, Iter, p. 294 ; Bl. tab. 



150 ; Bl. Sckn. p. 470 ; Lacep. i. p. 337 ; Less. Voy. Coq. Zool. ii. 



p. 113, pi. 9. fig. 2 ; Jenyns, Voy, Beagle, Fish. p. 155 ; HoUard, 



Ann. Sc. Nat. 1854, i. p. 305. 



equestris, Gronov. I, c. p. 31. 



Skull and dentition : Owen, Osteol. Catal. i. p. 76 (B. forcipatus). 



D. 3 I 30-32. A. 29. L. lat. 63. 



Tail without spines or tubercles. Thirty-seven scales in a trans- 

 verse series running from the origin of the dorsal fin to the vent. A 

 patch of enlarged osseous plates behind the gill-opening. In mature 

 examples the anterior dorsal rays and the caudal lobes are produced 

 into long filaments ; in young, the dorsal and anal fins are elevated, 

 but without being produced. Ventral spine moveable. Two curved 

 bluish dark-edged bands on the side of the head, the lower from 

 the angle of the mouth towards the throat ; the tipper is broader, 

 running from above the snout to the root of the pectoral. A black, 

 light-edged line, similarly curved below the eye ; several other simi- 

 lar lines radiating from the eye. Caudal fin with an upper and 

 lower bluish margin, and with an intramarginal posterioi" bluish 

 band. Dorsal and anal fins with bluish transverse bands. Young 



