266 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



Several large specimens of this fish were caught at the Percy 

 Islands. The violet cross bands are scarcely traceable in the spirit 

 specimens, and the general color is a faded yellow, but the fish 

 when fresh caught is of a brilliant golden red. 



11. — Genyoroge unicolor. 

 Plate IV. Fig. 1. 

 r> ii A 3 



U - TTT-Tf' ^- -g--¥- 



Length of head equal to the height of the body, and nearly one- 

 fourth of the total length. Diameter of orbit one fourth of the 

 length of the head. Prseoperculum finely serrated, with the notch 

 small. Subopercular ridge bluntly acuminated. Soft dorsal and 

 anal tins, not elevated behind, and somewhat rounded. Caudals 

 forked. Colour, uniform pale red. 



Two specimens were taken at the Percy Islands of about twelve 

 inches in length. The shape of the soft dorsal and anal fins con- 

 stitutes a very marked difference between this and the preceding 

 species. 



12. — Mesoprion Waigiensis. 

 Diacope Waigiensis, Quoy and Gaim., Voy. Freyc, Zool., p. 307. 



„ immaculata, Cuv. and Val. 2, p. 430. 

 One specimen from Cape Grenville. 



13. — Ambassis Papuensis. 



Plate V. Fig. 4. 



D. 7|, A. §, P. 13. 



The height of the body is one-third of the length without the 

 caudal fin. Diameter of orbit nearly half the length of the head. 

 Second dorsal spine almost as long as the head. Third spine of anal 

 fin longest. Operculum unarmed. Infraorbital and double edge of 

 praeoperculum strongly denticulated, the teeth pointing backwards. 

 Lateral line interrupted where it entrrs the median line. Colour, 

 reddish yellow, with a silvery band on the median line and minute 

 black dots along the black. A little black on the spinous dorsal and 



