31. KOVACULA. 171 



pectoral ; belly violet between the pectoral and ventral fins ; head 

 without bands ; candal with transverse, anal with oblique bluish 

 streaks. {Bleek.) 

 Java. 



4. Novacula cyanifrons. 

 Xyrichthys cyanifrons, Ciir. >y VtiL xiv. p. 46. 



Closely allied to N. cultrata. The two fu'st dorsal spines are flexi- 

 ble and a little longer than the following; ventral fins produced, 

 extending to the origin of the anal. Rose-coloured ; a blue baud 

 along the upper ridge of the head to the dorsal fin ; dorsal with 

 oblique, caudal with transverse blue streaks. {VaJ.) 



Pondicherry. 



5. Novacula martinicensis. 



Xyrichthvs martinicensis, Cue. 1^ Vol. xiv. p. 49. 



12 12 



Similar to N. cultnitu, but rather more elongate, its height being 

 one-fourth of tlie total ; all the dorsal spines fiexible, not produced. 

 Rose-coloured, each scale with a vertical streak ; head immaculate. 

 {Val.) 



Martinitpie. 



0. Novacula uniocellata. 



Xirichthys unioccllatus, Spix, Pise, lirasil. p. 07. tab. 55; Cui\ S^- VaL 

 xiv. p. 48. 



D. ^. A. ^. I>. Lit. 27. L. transv. 2/9. 



Dorsal spines not produced, the two anterior flexible; a few rudi- 

 mentary scales below the orbit ; the ventral fins extend to the vent. 

 YelloAV, the lower parts with a reddish tint ; each scale with a vor- 

 tical Ught-violet streak, the streaks being silvery on the scales of the 

 belly. Head with numerous pearl-coloured vertical lines ; a bright- 

 red cross-band behind the extremity of the pectoral. Dorsal and 

 anal rod, yellow J)ost(^riorlJ', the former with a black ocellus edged 

 with white between the sixth and seventh spines; caudal yellow, 

 with indistinct violet transverse lines. 



Coast of Brazil. 



((. Very fine .specimen. Bahia. From Dr. O.Wuchercr's Collection. 



7. Novacula lineata. 



? Coryphfona lineata, L. Gm. Si/st. i. p. 1195; lif. Scfm. p. 297. 

 Xyrichthys liueatus, Cuv. ^ Val. xiv. p. 50. 



D. f^. A. ^. L. lat. 25. L. transv. 2/10. 



Several small scales below the orbit; the two anterior dorsal 

 spines arc flexiljle, not produced ; the outer ventral ray proldnged, 

 not extending to the vent. Rose-coloured : a large oblong (in 



