98 



GENCJS ANTENNARIUS, Commers. 



Head very large, high, compressed ; cleft of the mouth 

 nearly vertical ; jaws and palate armed with cardiform teeth. 

 Body naked, or covered with minute spines. The spinous 

 dorsal fin is composed of three insolated spines, the first 

 modified into a tentacle placed above the snout. The soft 

 dorsal of moderate length, longer than the anal. No cleft 

 behind the fourth gill ; only half of the anterior branchial 

 arch provided with lamellae. No pseudobranchiae. Stomach 

 very wide ; no pyloric appendages on air bladder. 



ANTENNAEIUS MITCHELLII. Sp. nov. 



By Alex. Morton. 



Bead August 10th, 1896. 



D. iii, 14. A. 8. V. 5. P. 11. C. 9. 



Depth of body If in its length. Mouth subvertical, the 

 width of the lower jaw equal to its length. Eyes high up in 

 the side of the head, three diameters from the tip of the 

 snout. Jaws with two series of curved, cardiform, unequal- 

 sized teeth, those of the lower jaw much the stronger and 

 numerous ; vomerine teeth in two patches ; palatines with a 

 short biserial band ; pterygoids with two large patches ; 

 tongue with lateral bands anteriorly. First dorsal spine as 

 long as the second, terminating in a small, bifid tentacle, and 

 having a spiny tentacle ending in a hair-like filament on its 

 anterior edge a short distance above its base ; second spine 

 much stronger, terminating in a flap, the whole being densely 

 clothed with spinules ; the third short as broad as long, 

 spinulose ; the six posterior rays of the soft dorsal con- 

 nected by membrane, and extending, when laid back, beyond 

 the base of the caudal, the others free ; anal commencing 

 beneath the middle of the connected dorsal rays and extend- 

 ing as far backwards, the rays longer than the base of the 

 fin ; ventral and pectoral rays simple ; caudal rounder, with 

 the rays branched. Skin densely clothed with spines, each of 

 which has a broad base, and terminates in two long slender 

 divergent bristles ; all the fins, except a portion of the 

 ventrals and pectorals spinulose. No lateral line. 



Pale yellow, the head, back, and pectoral regions densely 

 blotched. 



Locality : — East Coast, Tasmaniai 



