148 



more or less undulated lines; in Indian species 3 ! / 2 longitu- 

 dinal series of scales between lateral line and dorsal. Lateral 

 line running in the middle of the tail, complete, with 21 28 

 scales, the tubes of which are undivided. No sensory folds on 

 head. Gillmembranes united to isthmus, opposite to hindborder 

 of praeoperculum. Pharyngeal teeth spoon-shaped, in three 

 series 5.3.2 2.3.5. 



Distribution: Fresh water of indo-australian Archipelago 

 (Sumatra, Java, Borneo;, of Asia and Africa. 



Artificial key to the indo-australian species. 



I. Lips without any lobe. 



1. Anal less high than dorsal L. soro p. 148. 



2. Anal much higher than dorsal L. longipinnis p. 149. 



II. Lower lip with a median lobe. 



1. Median lobe reaching a line connecting corners 



of mouth L. tambroides p. 150. 



2. Median lobe not reaching a line connecting 

 corners of mouth. 



a. Stiff portion of osseous dorsal ray about as 



long as head without snout L. doiironensis p. 150. 



b. Stiff portion of osseous dorsal ray not quite 



half as long as the head L. tambra p. 152. 



i. Labeobarbus soro (C.V.) 



Barbus soro Cuvier & Valenciennes, Hist. Nat. Poissons XVI. 1842, p. 191. 



Barbus soro Bleeker, Nat. Tijdschr. Ned. Indie VII. 1854, p. 90. 



Labeobarbus soro Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini 1860, p. 390. 



All. Ichth. III. 1863, p. 79. 



Barbus soro Gunther, Cat- Brit. Mus. VII. 1868, p. 130. 

 Labeobarbus soro Vinciguerra, Ann. Mus. Civ. Geneva XIV. 1879, p. 388. 

 Barbus soro Volz, Revue Suisse Zool. XII. 1904, p. 475. 



D. 3.89; A. 3.5(6); P. 1.1416; V. 2.8; L.I. 24 28; 



_3i 



L. tr. _i_. 



31 



Height 3.4 3.8, 4.3 4.6 in length with caudal. Head about 

 4.3, 5.4 in length with caudal. Eye about 4, about i ! / 3 in 

 somewhat prominent snout and nearly twice in interorbital 

 space. Mouth inferior. Lips moderately thick, median part of 

 lower lip without lobe, but fixed to the skin. Rostral barbels 

 about as long as eye or longer, shorter than maxillary ones. 

 Length of operculum i j / 2 1 3 / 4 in its height. Origin of dorsal 



