66 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISIIES, 



the mouth very oblique. A single row of incisor teeth in each 

 jaw, the intermaxillary bone is covered with a rather large 

 uniformly broad lip, the maxillary showing largely behind and 

 beneath it. The operculum and preeoperculum completely covered 

 with ctenoid scales, the spines of the former very small, as are 

 also the serrations of the latter. The lateral line is marked on 

 twenty scales. The vertical fins are low and increase slightly 

 backwards, the dorsal commencing above the origin of the 

 pectorals ; the caudal fin is broad and bilobed. The colour (in 

 spirits) is a pale brownish-yellow, with a small black spot at the 

 upper root of the pectoral fins. 



Port Jackson. Length from three to four inches. 



Two specimens found in a large Dolium shell. A very curious 

 Fish, which might well be placed a in new genus. 



Genus Glyphidodon, Gill. 



Prreoperculum not denticulated. Teeth compressed, in a single 

 series ; the series sometimes composed of alternate teeth. Dorsal 

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

 moderate size, in thirty or less transverse series ; the lateral line 

 ceases below the posterior portion of the dorsal fin. Branehi- 

 ostegals five or six ; pseudobranchiae present ; an air-bladder, 

 pyloric appendages three. 



Tropical and temperate seas of both hemispheres. 



Glyphisodon is the name given to this genus by Lacepede and 

 Cuvier. Dr. Gunther has substituted Glyphidodon as being more 

 correct. 



673. Glyphidodon ccelestinus, Cuv. & Val. 



Gunth., Cat. Fishes IV., p. 38.— Bleek., Atl. Ichth. Pomac, 



tab. 9, fig. 5. 

 D 13/13. A.2/12-14. L.lat. 29-30. L. transv. 4/11. Vert. 11/15. 



The height of the body is one-half or somewhat more of the 

 length, (exclusive of caudal fin). The width of the interorbital 



