226 BURMA, ITS PEOPLE AXD PRODUCTIOyS. 



witli purplish rod. Anal with a yellow margin, and sometimes with purplish ri-d 

 streaks. 



The Andamans in brackish water. 



B. No lateral recurved canines in the mandible. 



G. TENTACTLAEIS, CuV. ct Yal. 



B. V. ; D. 6 tV ; P. 20 ; V. \ ; A. -^ ; C. 15. 



The lower jaw the longer. Teeth in one row in the premaxillaries, and in two 

 or three in the mandible. Dorsal spines flexible, extending far beyond the web. 

 A simple tentacle above the posterior tliird of tlie eye. Colour shell green, with 

 some reddish spots. First dorsal with 4 to 6 bands of horizontal spcjts, and G to 8 along 

 the second dorsal. Caudal grey. Anal grey, with a basal white band. 



The Andamans. 



G. AcuTiPENNis, Cuv. et Val. 



Mang-moo-goo-da-lah-dah. Andamans. 



B. v.; D. eTTT-^-rr; P- H'; V. i; A. A ! C. 19. 



A narrow row of warts across the clieeks. A large opening of mucous canals, 

 helow and behind tlio orbit. Yilliform teeth in several rows in both jaws. Colour 

 greyish brown above, dull white b(dow. Several dull blotches bar the sides. A dark 

 mark at base of caudal. A brown band from eye to gape. Four lines of spots down 

 both dorsals. Fins grey, pale-edged. Pectorals, ventrals, and anal stained slaty. 



The Andamans and seas of India. 



G. PEESONATus, Blccker. 



B. v.; D. 6 -h\ P. 16; V. i ; A. -h\ C. 12. 



No warts or tentacles on the head. Teeth in several fixed rows above, the 

 outer teeth longer. In the mandible many villiform rows, the outer fine and slightly 

 elongated. Dorsal spines weak, with filamentous ends, and ec[ualling the last and 

 longest dorsal rays. Caudal cut square. Colour light brown, darker above. A black 

 opercular spot. Back and head vermiculated with black lines and spots. Dorsal 

 with three or four rows of spots which form bars, and sometimes an exterior dark 

 mark behind the fifth spine. Anal white-edged. Caudal barred or spotted. 



The Andamans, in brackish water. 



G. OENATUS. 



B. Y. ; D. 6 -h ; P. 21 ; V. i ; A. ,J-,- ; C. 13. 



Teeth in villiform rows. First dorsal lower than the second. Caudal rounded. 

 Colour green, with numerous oblong brown spots. Some of the scales yellow-dotted- 

 All tlie tins except the ventral black-dotted. 



The Andamans. 



G. ALBO-PUNCTATrS, CuV. ct Val. 



B. V. ; D. 6 J- ; P. 21 ; V. ^; A. a ; C. 13. 



Teeth villiform in both jaws, the outer slightly enlarged. No glands, warts, or 

 barbels on the head. First dorsal lower, or equal to tlie second. Caudal rounded. 

 An anal papilla. Colour brownish, irregularly marbled. Sides of head and body 

 studded with white spots. Dorsal and caudal greyish, black-dotted, forming 3 rows 

 on the former. Other fins unspotted. Sometimes the fins are dark, witli a row of 

 white dots. 



The Andamans. 



G. GIUEIS. 



Nga-tha-bok. (Poo-dah, Andamans.) 



B. iv. ; D. 6 t^, ; P. 20 ; V. i ; A. ^^^ ; C. 1 7. 



Interorbital space slightly concave, with an open gland. Teeth in villiform 

 rows in the upper jaw, the outer enlarged anteriorly, laterally the inner of two 



