186 



HIALMAR RENDAHL 



culum serrated on the hind-border and on the angle, its lower 

 border entire. Operculum with two spines, the lower one not 

 produced beyond the opercular lobe. Suprascapular and coracoid 

 bones exposed and denticulate. Dorsal and anal spines long and 

 strong; longest dorsal spine longer than the rays, second anal 

 spine longer than the third. 



Color in alcohol light brownish, paler on the ventral parts. 

 Back with a slight tinge of purplish. Pectorals yellowish, the 

 other fins with dark membranes, on the posterior border of the 

 soft dorsal and anal a black basal blotch. 



Tlie proportions of the specimens are the following: 



Total 

 length 



(s. c.) 



jj -t-i 

 be c 



-a "bi) 



CS c 



OJ (U 



a 



<33 tu 



a 



a « 

 o S 

 0—' 

 CA} 



Interorbi- 

 tai space 

 in head 



03 O 



Interorbi- 

 tal space 

 in eye 



87,5 



2,9 



23/4 



4,2 



2,7 



5,3 



1,6 



IV4 



81,5 



2,7 



2,8 



4,1 



2,7 



5,0 



1,5 



1,2 



60,5 



2,6 



2,6 



3,5 



2,9 



5,1 



1,2 



1,4 



bi3 „ _C 



C -^ 



be 'S CS 



'^ — ^' 

 S 'S o 



'E, 



-a 



CS 







CS 



Æ 



CS 



_C 



TS 





C 





S-T 





Clh- 



— ©^ 



cS 



n c 

 ca ■-" 



87,5 

 81,5 

 60,5 



2,1 

 2,0 

 2,1 



2,4 

 2,2 

 2,6 



1,2 

 1,1 



2,1 

 1,9 

 1,9 



1,2 

 1,2 

 1,1 



This new species evidently is nearest related to T. argen- 

 teus Guv. Val. from which it, however, is easily distinguished 

 by the larger number of fin-rays, fewer series of scales in the 

 lateral line, and by having the praeorbital bone entire. 



In Ogilby's and Mc, Gulloch's table for examination of the 

 Australian Terapons (Mem. Queensl. Mus., vol. 5, 1916, p. 101), 

 my species is to be placed as follows: 



