270 TELEOSTEI. ACANTHOPTEETGII. 



D. 5 | 1/9. P. 17. V. 1/5. A. 9. C. 15. L. 1. 30. L. tr. 7. 



Length of head 4^, of caudal fin 5, height of body 5 in the total 

 length. Eyes small, in anterior part of head, 1 diam. from end 

 of snout. Greatest width of head equals its height and half its 

 length. Cleft of inouth very oblique, lower jaw the longer ; the 

 maxilla reaches to below the hind edge of the eye. Teeth 

 external row in lower jaw enlarged, the outer tooth rather re- 

 curved. Fins first dorsal spines with filamentous prolongations ; 

 caudal wedge-shaped. Scales ctenoid, extended over head and 

 cheeks. Colour reddish brown, with seven black belts, the first 

 through the eye, the second over the opercles, and five more down 

 the body, the last at root of caudal fin, these bands are extended 

 on to the vertical fins. 



Hub. Eiver Hooghly, also Burma in streams ; the specimen 

 described is hardly an inch in length. 



2. Genus GOBIODON, Bleeker. 



Gill-openings of moderate width. Body oblong and compressed ; 

 head large. Teeth conical and fixed ; a pair of posterior canines 

 generally present near the symphysis of the lower jaw. Two 

 dorsal fins, the first with six spines and united at its base to the 

 second ; ventrals united. Scales absent. 



Geographical Distribution. Coasts of Indian Ocean. 



Synopsis of Indian Species. 



Head with vertical orange stripes; two or 



three orange bands or rows of blotches 



on the body L G> rictus, p. 270. 



Brown with black fins 2. Q. enithrosmlus, p. 271. 



Blue black-edged vertical streaks on head ; 



another band along bases of dorsal and 



anal ^ 3, O. citrimis, p. 271. 



1059. (1.) Gobiodon. rivulatus. 

 Gobius rivulatus, Eiipp. Atl Fische, p. 130, N. W., Fische, p. 138 j 



Day. Fish. India, Suppl, 1888, p. 794 (see svnon.). 

 bobiodon quinquestrigatus (Cuv. df Fa/.), Day, Fish. India, p. 297 



(see synon.). 



D. 6 | 1/10-11. P. 19. V. 1/5. A. 1/8-9. C. 15. 

 Length of head 4, height of body 3 to 3| in the total length. 

 %^-diameter 4 to 5 in length of head, 1 to 1| diam. from ?nd 

 oi snout, and 1 apart. Body elevated and strongly compressed. 

 l*k- -two arge posterior canines above symphysis' of lower jaw. 

 to* dorsal only half as high as the second, which is as high 



the wa t A ^ b ^ ind middle of e >' cs - Yentrals rea <* 3 of 

 the way to the anal. Caudal rounded. CWcn<r-head with five 



