292 TBLEOSTET. ACANTHOPTERTGII. 



the orbit. Fins dorsal spines filiform ; central caudal rays the 

 longest. Scales cycloid as far as base of anal, where they become 

 strongly ctenoid ; anteriorly they reach to the posterior margin of 

 the orbit, and also cover the cheeks and opercles. Colour 

 brownish white, irregularly spotted and blotched darker; dark 

 bands pass downwards from the orbit ; fins more or less spotted. 



ffab. Andamans, whence the Calcutta Museum received one 

 specimen 1^ inches in length. 



1090. (7.) Eleotris macrodon. 



Eleotris macrodon, Sleeker, Batav. Genootsch. Verhand. xxv, Bena. 

 en Hind. p. 104, t. 2, fig. 1 ; Day, Fish. India, p. 311, pi. Ixv, 

 fig. o (see synon.). 



B. v. D. 6 | 1/9. P. 17. A. 1/8. C. 13. L. 1. 120. L. tr. 30. 



Length of head 4^, of caudal fin 6, height of body 6 in the total 

 length. Eyes diameter 6| in length of head, 1^ diam. from end 

 of snout, and 2 apart. Upper surface of head flattened, snout 

 slightly elevated. Greatest width of head equals length behind 

 eyes, and height equals half length. Lower jaw the longer. Cleft 

 of mouth oblique, the maxilla reaching to below the centre of the 

 orbit. No spine on preopercle. Anterior nostril tubular. A 

 small barbel is said to exist on each side of the upper jaw. Teeth 

 several villiform rows in both jaws, an outer row of enlarged 

 conical teeth in front of premaxillaries, two being large canines ; 

 in the lower jaw from four to six conical canines anteriorly, whilst 

 the inner villiform row is very slightly the larger. Fins dorsal 

 of about equal height and half that of body. Caudal rounded. 

 Scales cycloid, in irregular rows over body and head, except at 

 front of snout and lower jaw ; posterior half of caudal scaled. 

 Colour brownish, second dorsal with several brown spots. A 

 dark ocellus edged with light at upper part of base of caudal fin. 



Hal. Estuaries and mouths of large rivers in Lower Bengal and 

 Burma ; attaining at least 4| inches in length. 



1091. (8.) Eleotris tumifrons. 



Eleotris tumifrons, Cuv. $ Val. H. N. Poiss. xii, p. 241 ; Day, Fish. 



India, Suppl. p. 795 (see synon.). 

 Eleotris ophioceplialus (Cuv. $ Val), Day, Fish. India, p. 312. 



pi. Ixvii, fig. 2. 



A-rig-dah and Mu-took-dah, Andam. 

 B. 6 | 1/8-9. A. 1/7-8. C. 15. L. 1. 31-34. L. tr. 10-11. Ctec. pyl. 2. 



Length of head 3f to 4, of caudal fin 5 to 6, height of body 4 

 to 5 in the total length. Eyes diameter 5 to 6 in length of head, 

 1 to 1| diam. from end of snout, and 2 to 3 apart. Width of 

 head equalling its length without the snout, its height a little less. 

 -Lower jaw the longer, cleft oblique; the maxilla reaches to below 

 the tront edge of the orbit. Anterior nostril tubular. Teeth in 



