154 



be wanting. Praeorbital triangular, with its point directed 

 forward. Suborbital bones narrow. Eye by exception with a 

 gelatinous eyelid. Dor- ^ 



> ***^ A 



ul. 



sal with 8 branched 

 rays and a basal scaly 

 sheath, its origin above 

 or behind that of ven- 

 trals, its fourth spine 

 strong and strongly den- 

 ticulated. Anal with 5 

 branched rays. Scales 

 large or moderate, longi- 

 tudinally or radially 

 striated. Lateral line 

 complete, running in the 

 middle of the tail, sen- 

 sory tubes simple or 

 bifid. Numerous fine pa- Fi S- 6 5- Ant f ior P art ofhe * d of Cydocheilichthys 



repasson (Blkr.) a rostral, b maxillary barbel, 



rallel sensory folds on 



snout, extending on 



interorbital space and 



on cheeks even to operculum, skin underneath gelatinous ! ). 



Gillmembranes united to isthmus, opposite about hindborder of 



// lower lip, m mouthopening, n nostril, pg post- 

 labial groove, which is continued to the other 

 side behind the lower lip, rf rostral fold. 



Fig. 66. Pharyngeal teeth of Cyclocheilichthys repasson (Blkr.) X 3- 



praeoperculum. Pharyngeal teeth more or less spoon-shaped, 

 5.3.2-2.3.5. 



Distribution: Fresh water of indo-australian Archipelago 

 (Sumatra, Java, Borneo), Malacca, Tenasserim, Burma, Yunnan, 

 Siam, Indo-China, China. 



i) In alcohol specimens less distinct. 



