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Show 850 LIEUT.-COL. PLAYFAIR ON [Nov. 14, Colour.-Bright red ; dorsal, caudal, and anal with very narrow black margins; ventrals stained with blackish. Length 18 inches. Creole name "Bourgeois." Hab. Seychelles; Red Sea. 34. PRIACANTHUS SPECULUM. Priacanthus speculum, Cuv. & Val. vii. p. 471 ; Regne Anim. 111. Poiss. pl. 11. f. 1 ; Giinth. Fish. i. p. 221. D. ^. A.^. L. lat. 84. 14 15 Diagnosis.-Caudal crescent-shaped, the exterior rays being somewhat produced. The height of the body is contained thrice and fourth-fifths, and the length of the head rather more than four times in the total length. The diameter of the eye is equal to the length of the snout, and is contained twice and two-thirds in the length of the head. Praeoperculum finely denticulated, with a small serrated spine at the angle. Operculum, sub- and interoperculum entire; the first with two small spines. The posterior opening of the nostril is a long narrow slit, four times as long as broad. Dorsal spines increasing in length posteriorly, the last being twice the height of the second ; the fifth ray is longest. The first three spines and all the rays have a rough surface. The middle rays of the anal are nearly half as long as the body is high; both spines and rays are striated. Ventrals elongated, reaching to the third anal spine. Colour.-Red; all the fins except the pectorals have blackish edges. Length 11 inches. Creole name " Miroir." 35. PRIACANTHUS FAX, C. & V. 36. AMBASSIS COMMERSONII, Forsk. 37. A. UROTEENIA, Blkr. 38. A. DUSSUMIERI, C. & V. 39. APOGON HYALOSOMA, Blkr. 40. A. FASCIATUS, White. 41. A. CYANOSOMA, Blkr. 42. DULES FUSCUS, C. & V. PRISTIPOMATID^E. 43. THERAPON SERVUS, Forsk. 44. PRISTIPOMA LEUCURUM, C. & V. 45. DIAGRAMMA AFFINE, Gthr. 46. D. GRISEUM, C. & V. Several specimens of this fish were caught in a mountain-torrent |