62 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISIIES, 



663. Dascyllus fasciatus, Macl. 

 Proc. Linn. Soc. N.S. Wales, Vol. II., p. 361, pi. 10, fig. 2. 

 Port Darwin. 



Genus Heptadecantiius, All. & Macl. 



Body high., compressed. Prreoperculum and proeorbital finely 

 serrated. Teeth conical, in a single series, with minute teeth 

 between. Dorsal fin with seventeen spines, anal with two. Scales 

 moderate ; the lateral line extends to the commencement of the 

 soft dorsal. Gills three and a-half ; pseudobranchire. 



Australia. 



664. Heptadecantiius longicaudis, All. & Macl. 

 Proc. Linn. Soc. N.S. Wales, Vol. I., p. 343, pi. 15, fig. 3. 



Cape Grenville (Chevert Exp.) 



Genus Pomacentrus, Cuv. & Val. 



Prceopcrculum and generally the infraorbital ring serrated ; 

 operculum with one or two small spines. Teeth small, compressed, 

 with the crown entire or slightly emarginate, in a single series. 

 Dorsal fin with twelve or thirteen spines, anal with two. Scales 

 of moderate size, of less than thirty transverse series ; the lateral 

 line ceases below the soft dorsal fin. Branchiostegals five ; 

 pseudobranehia) ; an air-bladder ; pyloric appendages three. 



All tropical seas ; chiefly Indian and Polynesian. 



665. Pomacentrus littoralis, Cuv. & Val. 



Gunth., Cat. Pishes IV., p. 32.— Bleek., Atl. Ichth. Pomac, tab. 



5, fig. 8. 

 D. 12-13/15-13. A. 2/14-15. L. lat. 26-27. L. transv. 3/9. 



Vert. 11/15. 



The height of the body is twice and four-fifths in the total 

 length ; prreorbital strongly denticulated with one or two stronger 



