150 Annals of the South African Museum. 



about 3 times in length of head and equals the interorbital width ; 

 lower jaw projecting ; maxillary extending to below anterior third 

 of orbits, the width of its distal extremity 2i in diameter of eye ; 

 cheeks and opercles with large ctenoid scales ; angle and lower 

 border of preopercle finely denticulated ; lower opercular spine 

 strong ; 26 gill-rakers on lower part of anterior arch. 



Dorsal x 10 ; originating behind base of pectoral ; 5th and 6th 

 spines longest, ^ length of head, longer than anterior soft rays, 

 Pectorals length of head ; ventrals shorter, do not reach to anus. 

 Anal iii 11; about as long as its distance from caudal; 3rd spine 

 a little longer than 2nd, as 'long as 10th dorsal spine. Caudal 

 deeply forked, middle rays about length of outer. Lat. 1. 50, 

 lat. tr. T 6 5 . 



Colour, silvery, bluish grey on back, edge of soft dorsal blackish ; 

 caudal with three black bands, one along the middle rays and two 

 pairs converging posteriorly, and black patches at extremity. 



One specimen, 93 mm. in length, from Mr. Eobinson, Natal, 

 found in pool on Natal coast : it differs slightly from Boulenger's 

 description of K. tceniura, the ventrals appear to be shorter, and 

 the 10th dorsal spine is not longer than the 9fch. 



THERAPON JARBUA, Forsk. 

 (Tiger-fish.) 



Depth of body about 3 times in total length excluding caudal, 

 length of head 3f times. Snout about equals the interorbital width, 

 and is from I* to li ; times in diameter of eye, which is 3^ to 4 times 

 in length of head; maxillary reaches to below anterior third of 

 orbits ; preorbital serrated on hinder two-thirds of its lower edge ; 

 preoperculum finely serrated, the serrae increasing in size at the 

 angle, which is rounded and has two strong serrae ; upper spine of 

 operculum small, lower large and strong and about f diameter of 

 eye in length ; shoulder bone and bone in maxilla serrated, sub- 

 and inter-opercle more finely so. Teeth villiform, with an enlarged 

 outer row. 



Dorsal xi-xii 10 ; notched ; spines moderately strong ; 4th or 5th 

 longest, about ^ length of head ; last spine nearly 1 times length 

 of preceding one and about ^ length of adjacent soft ray. Pectorals 

 short, from \ to f length of head ; ventrals f length of head. Anal 

 iii 8 ; 2nd spine strongest, about equal in length to the third, and 

 about \ the length of the longest dorsal spine. Caudal forked. 



Colour, three longitudinal irregularly curved dark bands on each 

 side of body the upper, from about middle of soft dorsal to nape of 



