﻿113 



otherwise separated from it by a narrow furrow. Postlabial 

 groove only laterally developed. A small tubercle at the inner- 

 side of the symphysis of the lower jaw. A rostral and a 

 maxillary pair of barbels. Eye 



with a free circular rim, more "-^^ " '\ 



developed anteriorly. Dorsal '^^ ^ \ 



elongate, commencing before ^=:i:=^^^-~~^^ ^i,.-^'**-*-^^ 7^ 



ventrals and ending above //^'^l^^^^^J^— ^^ 



anal, without osseous ray and ^L ^A^I^M^-^-'^^^^ 



with 21 to about 30 branched i>^^ ^*^^^^^^'"^^^^'' '"'1 ^-"'0 



rays. Anal short, with five ^'''""^f^^"'^^^ ^'^^^^^r^^^^^^ -^ 



branched rays. Scales small _^- ^^^yT^ 



or moderate. Lateral line 



1 , -1.1 Fig. 53. Mouth of Dan^ila. 



complete, runnmg along the . , , •„ ,.,.,,, 



^ ° ° « rostral, b maxillary barbel; Ij lower jaw 



middle of the tail. Sensory ^ith sharp edge; // lower lip; ;/ rostral 



tubes undivided. No sensory fold; ul upper lip. X 5- 



folds on head. Gillmembranes 



united and united to isthmus. Gillopenings rather wide, reaching 

 nearly opposite to hindborder of eye. Pharyngeal teeth obli- 

 quely truncate, 5.4 or 3.2 — 2.4 or 3.5. 



Distribution: Indo-australian Archipelago (Sumatra, Java, 

 Borneo), Philippines, Malacca, Tenasserim, Burma, Siam, China. 



Key to the indo-australian species. 



A. Linea lateralis with more than 60 scales D. ocellata p. 114. 



B. Linea lateralis with 50 — 53 scales D. fasciata p. 114. 



C. Linea lateralis with less than 50 scales. 



1. 39 — 41 scales in lateral line, above it b\ — 7 trans- 

 verse series of scales. "" 



a. Head 4.7 — 5.2 times in length D. cuvicri p. 115. 



b. Head somewhat more than 4 times in length . . D. knhli p. 117. 



2. 36 — 38 scales in lateral line. 



a. Linea transversalis i . D. 4.22 — 23 D. siimatrana p. 117, 



b. Linea transversalis i . D. 4.25 — 26 D. f estiva p. 118. 



tI 

 Note: Bleeker mentions in Natuur- en Geneeskund. Archief 

 voor Nederl. Indie II (3), 1845, p. 513, a fish, called by the 

 natives of Batavia „Ikan Mielim", as Dangila urostigma Val. 

 He gives no description or further explanation of this fish. 

 We are not aware, that VALENCIENNES described a fish under 

 this name. 

 Indo-australian fishes III. 8 



