390 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISHES, 



the back of the tail, where it is broadest. A black yellow-edged 

 band along tlie base of the anal fin. The soft dorsal with an 

 indistinct reddish band along its middle. The tail crossed in the 

 middle by a black yellow-edged bar ; ventrals whitish. 



Cape York (Castelnau). 



193. Ch^todon plebejus, Cuv. & Yal. 

 Gunth. Cat. Fishes II., p. 5. 



D. 14/17. A. 4/15. L. lat. 45. L. transv. 6/15. 



The snout is rather obtuse, and nearly equal in length to the 

 diameter of the eye, preeoperculum scarcely denticulated ; the 

 dorsal and anal fins rounded posteriorly. The ocular band 

 reaches from the side of the neck to the inferior margin of the 

 interoperculum, is white-edged, and darker above the eye than 

 below. Tail with a large, rounded, blackish, white-edged spot 

 near its back, immediately below the end of the dorsal. 



Sue Island, Torres Straits (Chevert Exp.) 



Genus Neochjetodon, Castelnau. 



Differs from Chcetodon in having a bifid tooth on the palate, the 

 operculum strongly serrated behind and at the rounded angle, 

 and the second anal spine very large. 



194. Neoch^todon vittatum, Casteln. 



Proc. Zool. Soc, Victoria, Vol II., p. 130. 

 Form oval, high ; back gibbous, height of body half the length 

 (without the caudal fin). Eye large, of the length of the snout ; 

 preeorbital serrated. Colour light yellow, with six broad, longi- 

 tudinal streaks of a fine black on the body, the two lower ones 

 curved downwards ; the dorsal fin has a blue band, the other fins 

 are yellow. 



One specimen three inches long from "West Australia. 



