292 MR. F. DAY ON THE FISHES OF COCHIN. [Mar. 14, 
Arius ca&xatus (Cuv. & Val.). 
Bey” WD. > P. =. V..60°.A. 198 °C. oe 
Length of specimen 5-8, inches. 
Arius NeTuMA (Cuv. & Val.). 
B.. Vien, Daren Bs ges, Ne Re SA Del Wl 
eos Msgs 
Length of specimen 12 inches. 
This fish appears to me to be fairly described in Cuv. and Val., 
except as to its teething, which is not mentioned. Dr. Giinther, 
in his ‘Catalogue,’ places the 4. netuma, Cuv. & Val., as a syno- 
nym of the Bagrus bilineatus, Cuv. & Val. Snout very obtuse. 
Teeth villiform on intermaxillaries, and much larger than those on 
the vomer and palate; palatine teeth in a large patch, irregularly 
quadrangular, and extended externally ; vomerine teeth on a small 
oval spot, and not at all, or very slightly, joined to those of the 
palate. Maxillary cirri extend to the end of operculum or base of 
= 
“piss 
pectoral. Summit of head granulated. Occipital process broader 
than long, slightly elevated along its centre; basal bone of dorsal 
spine strong and granulated. Dorsal spine very strong, granulated 
