540 TELEOSTEI. ACANTIIOPTEKYGII. 



and equal to length of bead behind middle of orbit, the last spine 

 nearly equal to half the height of the rays ; second anal spine much 

 the strongest, but slightly shorter than third, which nearly equals 

 second dorsal ; caudal deeply forked. Scules numerous tiue scales 

 over caudal tin. Colour silvery, with a dark margin to the dorsal 

 and anal tins, and a spot on each spine and ray of the dorsal fin 

 about its middle. 



llab. ISeas of India ; 5 inches in length. 



29. Genus PENTAPRION, Bleeker. 

 Syn. Clara, Gill. 



This genus has the inferior pharyngeal bones separate, and differs 

 from Gerres in possessing 14 or 15 rays in the dorsal tin ; 5 anal 

 spines, and 13 or 14 rays. 



724. (1.) Pentaprion longimanus. (Fig. 164.) 



Equula longimamis, Cantor, Catal. p. 152 (/". A. S. B. xviii, p. 1 1 '!-!). 

 Pentapricn longimanus, Day, Pish. India, p. 1U1, pi. lii, lig. (> (see 

 synon.). 



B. vi. D. 9-10 (11)/(14) 15-16. P. 15. A. 5/13. C.17. L.I. 40. 



Length of head 4g, heigh b of body 3| in the total length. Eyes 



diameter 2j in length of head, from end of snout, and 1 apart. 



Fig. 164. Pentaprion longimanus. 



Lower prcopercular edge serrated. Teeth villiform in the jaws ; 

 vomer and palate edentulous. Fins dorsal spines weak, the first 

 very short, the second one-third the height of the third ; second 

 anal spine the longest ; upper caudal lobe the longer. Colour 

 silvery, with a silvery stripe from the eye to the base of the caudal 

 tin. 



Hub. Madras to the Malay Archipelago. 



