380 PKISTIPOMATID^. 



19. Synagris macronemus. 



Dentex filamentosus, Cuv. >§• Val. vi. p. 254. pi, 155 (not Dentex fila- 

 mentosiis, Val. in Webb, I. c, or Cantharus filamentosus, Itupp.). 



B. 6. D.H A.f 



The height of the body is 3| in the total length, the length of the 

 head four times ; the first dorsal spine, the upper lobe of the caudal, 

 and the first ray of the ventral produced into long filaments. (Val.) 



Surinam. 



It is not certain, from the imperfect description of Valenciennes, 

 whether this fish shoiild be referred to Sytiagris or to Dentex ; ac- 

 cording to the figure, it has the habit of Synagi'is, but the scales on 

 the praeopereulum arc arranged in more than three series, as in 

 Dentex. 



17. PRISTIPOMOIDES. 



Pristipomoides, Bleek. Natuurk. Tydschr. Nederl. Ind. 1852, iii. p. 574. 



Form of the body compressed, rather elongate ; eye and muzzle 

 moderate, with the lower jaw longest. Seven branchiostegals. Two 

 or four canine teeth. Praeopereulum denticulated. No pores under 

 the mandibula. One dorsal with ten, the anal with three spines ; 

 caudal fin deeply forked and entirely scaly. Scales moderate, ctenoid. 



Coast of Sumatra. 



1. Pristipomoides typus. 



Pristipomoides typus, Bleek. I. c. p. 575. 

 Dentex pristipoma, Bleekei; Celebes, v. p. 246. 



B. 12. A. -i. L. lat. 50. 



The height of the body is 4^ to 4f in the total length, the length 

 of the head 4| ; the snout is not shorter than the eye ; the upper 

 maxillary reaches to below the anterior half of the orbit ; dorsal fin 

 not notched, spines slender ; the last ray of the dorsal and anal fins 

 elongate. Rose-coloured. {Bl.) 



Sea of Sibogha (West Sumatra). 



18. PENTAPUS*. 



Pentapus, Cuv. Regne Anim. ; Cuv. 8f Val. vi. p. 258. 

 Leiopsis, Bennett, in Life of Raffles, p. 088. 



Form of the body oblong ; eye nioderate ; cleft of the mouth hori- 

 zontal, with the jaws equal. One continuous dorsal, with the 

 numbers varying between ^-^^^ ; in the anal between y^^^ ; cau- 

 dalis deeply forked. Canines small. Pra^orbital entire, narrow ; the 

 distance between the eye and the cleft of the mouth small. Prae- 

 opereulum entire, with more than three series of scales ; operculum 

 with one feeble spine. Six branchiostegals. Scales moderate, 



» 1. Pentapus iris, Cuv. {J- Vol. vi. p. 266.— Australia. 



