274 PRISTIPOMATID^, 



2. Jaws toothless. 



Spines of the fins very strong 3. Macquaria. 



Spines of the fins feeble 24. ErythriChthys. 



II. Anal fin with more than three spines. 



Anal fin with five spines 25. Pbntaprion. 



Anal fin with thirteen spines. No lateral line 26. Polycentrus. 



1. THERAPON*. 



Therapon, Ctiv. Rbgne Anim. ; Cuv. ^ Val. iii. p. 125. 



Datnia, Cuv. 8f Val. iii. p. 138. 



Pelates, Cuv. Rhgne Anim. ; Cuv. ^ Val. iii. p. 145. 



Six branchiostegals. Eye of moderate size. Teeth v illi f orm in 

 both the jaws, deciduoiis on the vomer and the palatine bones. 

 Operculum spiniferous ; prseoperculum serrated. Dorsal more or 

 less notched, with twelve spines (in Th. caudovittatns with thirteen) ; 

 anal with three. Scales moderate. Air-bladder with two divisions, 

 an anterior and posterior, separated from each other by a contraction. 

 Cseca pylorica in moderate number. 



From the Eed Sea to the Cape of Good Hope through the Indian 

 Ocean to the coasts of Australia. Several species entering rivers. 



1. Therapon theraps. 



Therapon theraps, Cuv. ^ Val. iii. p. 129. pi. 53 ; Jilccher, Perc. p. 50 ; 

 Richards. Ann. Sf Mag. Nat. Hist. 1842, vol. ix. p. 126 ; Riipp. Neue 

 Wirb. Fische, p. 95. 



D.i?. A.|. L. lat. 55. Vert. 10/15. 



The height of the body is 3^ in the total length ; the length of 

 the head four times. The snout is 11 the interspace between the 

 eyes. Praeoperculum rounded, seiTated, with moderate spinous 

 teeth at the angle ; operculum with two spines, the lower of which 

 is elongate and strong. Greenish grey, with three straight brown 

 longitudinal bands, the inferior of which extends fi-om the head to 

 the tail ; the spinous portion of Ijhe dorsal fin blackish between the 

 third apd seventh spines ; two or three blackish bands obUquely 

 crossing each lobe of the caudal. 



All the Indian Seas ; Chinese Sea ; False Bay : entering rivers. 



a. Adult, India, 



6, Half-grown, India, 



c. Many half-grown and young specimens. East Indies, 



* 1. Therapon rubricatus, Richards. Ann. Sf Mag.N. H. 1842, vol. ix. p. 127. 

 — N. W. coast of Australia. 



2. microlepis, Riippell, Vers. Fische des Senckenberg. Mus. p. 4. — 



Indian Ocean. 



3. Douzetianus, Homhr. f( Jacqtdn. Voy. Pdle Sud, Zool. iii., Poiss. p. 43. 



pi. 4. f %—Hah. ? 



