BY W. MACLEAY, F.L.S. 57 



to the caudal fin or it is interrupted. One dorsal fin, with the 

 spinous portion as well developed as the soft, or more. Two, 

 sometimes three, anal spines ; the soft anal similar to the soft 

 dorsal. Ventral fins thoracic, with one spine and five rays. 

 Branchiostegals five, six, or seven ; gills three and a-half ; 

 pseudobranchiae and air-bladder present. Pyloric appendages in 

 small number ; intestinal tract of moderate length. Vertebra} 

 12/14. 



Genus Ampiiiprion, Bl. 



All the opercles and the procorbital are denticulated, the teeth 

 of the operculum and suboperculum being very long. Teeth in 

 the jaws in a single series, small, conical. Dorsal fin with nine 

 to eleven spines, anal with two. Scales rather small ; the lateral 

 line ceases below the end of the dorsal fin. Branchiostegals five. 

 Pyloric appendages two or three. 



Indian and Polynesian Seas, Western Pacific. 



654. Amphiprion Clarkii, Benn. 

 Gunth., Cat. Pishes IV., p. 5. 



Amphiprion poli/mmis, Bleek., Atl. Ichth. Pomac. Tab. l,fig. 7-8. 



D. 10/16. A. 2/14. L. lat. 55. L. transv. 6/19. 



Ground colour brown or black, with three pearl-coloured cross- 

 bands, the last round the tail ; thorax, chin, and pectoral, ventral 

 and caudal fins yellow. The dorsal fin is scarcely notched and 

 has the spines stout and short. The caudal fin is emarginate. 

 The height of the body is rather less than one-half of the total 

 length (exclusive of the caudal fin). 



Endeavour, Cooktown. 



655. Amphiprion percula, Lacep. 



Gunth., Cat. Pishes IV., p. 6.— Bleek., Atl. Ichth. Pomac. 1. 1, f. 2. 

 D. 11/15. A. 2/12. L. lat. 55. L. transv. 7/23. 



