10 rOMACENTRID^. 



16. Amphiprion akallopisus. 

 Bleeker, Sumatra, ii. p. 281, and Gi-oot Oby, p. 438. 



D-IS- ^'h- -L-lat.60. 



Uniform orange -coloured, each scale with a bluish dot. A blue 

 line commences on the middle of the forehead and runs along the 

 base of the dorsal fin to the back of the tail. Dorsal fin Avith a 

 slight notch superiorly. 



Sea of Priaman. 



a. From Dr. P. v. Bleeker's Collection. 



17. Amphiprion ephippium. 



Prochilus, sp., Klein, Pise. Miss. v. p. 60. tab. 12. fig. 1. 



Chsetodon, sp., Seba, iii. p. 70. tab. 26. fig. 25. 



Lutjanus ephippium, Bl. iv. p. 121. taf. 201. fig. 2 ; Lac/^p. iv. pp. 229, 



Amphiprion ephippium, Bl. ScJm. p. 200 ; Cuv. <^' Val. v. p. 386 ; 



Schleg. Overz. AmjMpr. ^-c. in Verhand. Nut. Gesch. Ncdert. Overz. 



Bezitt. p. 18 ; Bleeh. Batoe, p. 321. 

 Coracinus insignitus, Gronov. Syst, ed. Gray, p. 57. 



^- ItS- ^- n- ^- ^^^- ^5- ^- transv. 7/18. Csec. pylor. 2. 



Wholly dirty-yeUowish (in spirits), with a very large brown blotch 

 below the dorsal fin, and extending nearly to the anal fin ; ventral 

 fin with the outer margin brownish. The spinous dorsal is rather 

 low, with the five posterior spines longest. The height of the body 

 is one-half of the total length (the caudal not included). 



Indian Ocean and Archipelago. 



a. Fine specimen. 



2. PREMNAS. 

 Premnas, Cuv. Rhgne Anim. 



All the opercles are serrated, the praeorbital terminating in a very 

 strong and long spine posteriorly. Teeth small, conical, in a single 

 series. Dorsal fin with nine or ten spines, anal with two. Scales 

 small ; the lateral line ceases below the end of the dorsal fin. Bran- 

 chiostcgals five or six ; gUls three and a half; pseudobranchia) present; 

 an air-bladder. Pyloric appendages three. 



East Indian Archipelago. 



1. Premnas biaculeatus. 



Premnas biacilcatus, Bleek. Banda, iii. p. 105. 



Var. a. 



Premnas leucodesmus, (Ktthl ^' v. Hass.) Cuv. ^- Val. v. p. 400. 



Var. 0. 



Bemrd, Poiss. Mol. \. pi. 22. fig. 122. 



Percis, sp., Kolreut. in Nov. Comm. Pdrop. x. p. 346. tab. 8. fig. 5. 



Chaetodon biaculeatus, Bl. taf. 219. fig. 2. 



