BY W. MACLEAY, F.L.S. 435 



vomer, none on the palatine bones. Seven branchiostegals. Air 

 bladder large ; pyloric appendages in small number. 



Indian and Australian Seas. 



292. Pterois volitans, Linn. 



Gunth. Cat. Fishes II., p. 122.— Bleek. Atl. Icbth. Scorp., pi. 2, f . 3. 



D. 12. 1/11. A. 3-2/6-7. L. lat. 90. Csec. pylor. 3. Vert. 10/14. 



Nape of neck naked ; the space between the eyes very concave, 

 its width being equal to the diameter of the eye, which is once 

 and three-quarters in the length of the snout. The pectoral fins 

 reach to or beyond the caudal fin. 'Red : snout, head, and the 

 whole body with a great many narrow blackish cross streaks, all 

 the rays of the vertical fins spotted ; the spots on the pectoral 

 and vertical fins larger and between the rays. 



Torres Straits, Endeavour Eiver, Port Jackson. 



293. Pterois zebra, Cuv. & Val. 



Gunth. Cat. Fishes II., p. 126.— Bleek. Atl. Ichth. Scorp., pi. 1, f . 1. 



D. 12. 1/10. A. 3/6. L. lat. 48-50. Csec. pylor. 3. 



Nape of neck scaly ; the space between the eyes very concave, 

 and much less than the diameter of the eye, which is once and 

 a-quarter in the length of the snout. The upper and middle rays 

 of the pectoral fin not, or slightly detached from one another, 

 and not reaching to the caudal. The upper margin of the orbit 

 with spines on the anterior and posterior angles only. Eed : 

 body with about six brown cross-bands, another across the opercles; 

 cheeks spotted with brown. All the rays of the vertical fins black 

 spotted ; pectorals with semilunar blackish spots between the 

 rays. 



Port Jackson. 



Genus Centropogon, Gunth. 



Head and body compressed, with distinct scales. No groove 

 on the occiput. Prseorbital and preeoperculum spiniferous. One 



