PERCIDJE. 459 



length. Eyes diameter 5 in length of head, 1] from end of snout, 

 and | apart. Preopercle with its vertical limb finely serrated, the 

 serrations continued along its angle and a short distance on to its 

 horizontal border; tine serrations upon the sub- and interopercles. 

 Fins dorsal spines rather strong, and from the third are about 

 equal in length but not so long as the rays ; second anal spine much 

 the strongest and also the longest ; caudal rounded. Scales ctenoid 

 on the body, ten rows between the lateral line and the base of the 

 sixth dorsal spine. Colour purplish, with eight or nine dark 

 vertical bands on the body not so wide as the ground-colour ; a dark 

 mark behind the two upper opercular spines, and a blackish edge to 

 the dorsal. 



I lab. lied Sea, east coast of Africa, through the seas of India to 

 the Malay Archipelago. This fish does not appear to attain a large 



4. Genus VARIOLA, Swains. 

 Syn. PseudoserranuSj Klunz. 



Branchiostegals seven. Body oblong, compressed. Preopercle 

 with its vertical limb feebly serrated, its horizontal one entire. 

 Opercle with three spines. Teeth villiform in the jaws, vomer, 

 and palate ; canines present, and the inner row of teeth in both 

 jaws movable ; some conical teeth along the rami of the mandibles. 

 Dorsal fin single, with nine spines, anal with three ; caudal deeply 

 emarginate. Scales small, ctenoid ; none on the snout, suborbitals, 

 or maxilla. 



591. (1.) Variola louti. (Fig. 143.) 



Perca louti, Forsk. Descr. Anim. p. 40. 



Variola louti, Day, Fish. India, p. 20, pi. vii, fig. 3, Suppl. p. 782 

 (see synon.). 



D. 9/13-15. P. 18. A. 3/8. C. 17. L. r. 120/105. Vert. 10/14. 



Fig. 143. Variola, louti. 



Length of head from 3 to 4, height of body 4| in the total 

 length. Eyes diameter 4JL to 5 in length of head, upwards of H 



