Pisces.] 
NATURAL HISTORY. 
435 
PISCES. 
By JOHN EDWARD GRA^ Esq., M.G.S. 
1. Tetraodon argenteus. Ladepedey Ann. Mus. iv. 203. 
' Icon. Ann. Mus. 1. c. t. 58. f. 2. 
2. Chironectes tuberosus, G. Cuvievy Mem. Mus. iii. 432. 
Icon. — » 
There are two other species of this genus in Captain King’s 
collection, which appear to be new. 
3. Balistes Australis. Donovan, Naturalist. Repos, xxvi. 
Icon. 1. c. 
4. Teuthis Australis, (n. s.) 
T, fusca, f asciis sexta transversis nigro*fuscis, cauda trun*- 
cata. 
Icon. 
Body brown, paler beneath, with six transverse blackish- 
brown bands ; the first placed across the eye and front angle 
of the gill flap; the second obliquely across the pectoral 
fin, and the three next, nearly equidistant, straight across 
the body, the last band placed between the spine and the' 
base of the rays of the tail ; and with a black longitudinal 
line between the eyes. Teeth flat, rather broad, rounded^ 
at the end, and denticulated. The gills flat, unarmed ; pec- 
toral fin subacute, triangular; ventral fin triangular, sup- 
ported by a very strong first ray; dorsal and anal fins rounded. 
Tail truncated, spine on the side of the tail very distinct,' 
imbedded in a sheath. 
2 P 2 
