14. UETEllOGNAXnODON. 3Go 



Jicad 4f . The snout is convex, shorter than the diameter of the 

 eye which is nearly one-third of the length of the head. Prfeorbital 

 and margin of the prajoporcidum scaly ; the posterior limb of the 

 prajoperculiim minutely denticulated. Caudalis forked. A bro^vnish 

 longitudinal band from the eye to the caudal fin ; above and below 

 the lateral line two series of blue dots. (Bl.) 

 Sea of Solor. 



8. Heterognathodon xanthopleura. 



Ileterodon zonatus, Bh-cher, Bi/dr. Ti>po;/r. Badtv. 

 ireterofpiathodon xaiitliopleura, Blcfktr, Natuurk. Ti/clschr. Nederl 

 Indie, i. 1850, p. 101, aud Ver. But. Genootsch. xxii'i. Scian. p. 31. 



D. ^. A. 1. L. lat. 40. 



The height of the body equals the length of the head, and is one- 

 fom-th of the total ; the snout is conical and rather longer than the 

 diameter of the eye, which is 3|- in the length of the head. Praj- 

 orbital naked; praeoperculum veiy finely denticulated. The thii-d 

 anal spine longest. Caudalis emarginate. On each side two lighter 

 longitudinal bands ; a bluish band from the eye to the operculum. 



Seas of Batavia and Amboyna. 



a. Adult. Amboyna. Piu'chased of Mr. Frank. 



b. Half -grown. Purchased of Mr. Brandt as Dentex lineatiis. 



4. Heterognathodon macrurus. 



Bleeker, Natuurk. Tydsch: Nederl. Lid. i. 1850, p. 101, and Verhand. 

 Batav. Genootsch. xxiii. Sctcen. p. 31. 



D.^. A.|-. L. lat. 40. 



The height of the body is 4i in the total length, the length of the 

 head five times ; the snout is conical, shorter than the diameter of 

 the eye, which is one-thii-d of the length of the head. Pra)orbital 

 scaly. The thii-d anal spine longest. Caudalis deeply forked. A 

 broad yellowish band from the eye to the caudal fin. (Bl.) 



Sea of Batavia. 



5. Heterognathodon nemnrus. 

 Sleeker, Celebes, iii. p. 754. 



D. ^. A. |. L. lat. 45 (BUeker 55 ?). 



The height of the body equals the length of the head, and is 3^ 

 in the total length (without the caudal) ; the snout is conical and 

 scarcely longer than the diameter of the eye, which is 3|- in the 

 length of the head. Praeorbital naked, the margin of the prteoper- 

 culum scaly. Caudalis forked, with the lobes produced into filaments 

 longer than the fin ; body with two broad J^eUow longitudinal bands 

 on each side. 



Sea of Macassar. 



a. Adult. From the Haslar Collection. 



