207 



2o. Barbichthys Bleeker. 



(BLEEKER, Nat. Tijdschr. Ned. Indie XX. 18591860, p. 424). 



Somewhat elongate and compressed. Back arched. Snout 

 projecting beyond the angular mouth; with a free rostral fold. 

 Upper lip thin but broadly pendulous and continuous with 

 the lower lip, which is antero-posteriorly broad and reflected 

 and laterally papillated. Laterally a triangular postlabial groove, 



Fg. 77. Barbichthys laevis (C. V.) X 



behind the corner of the mouth, where the maxillary barbel ori- 

 ginates. Upper jaw with a rather sharpe edge. Lower jaw blunt 

 with a small symphysial knob. Behind it on each side a rather 

 prominent high fold vertically projecting into the mouthopening. 

 Opposite to it, on the palate, a series of parallel longitudinal 



Fig. 78. Lateral view of anterior Fig. 79. Inferior view of opened 



part of snout of mouth of 



Barbichthys laevis (C. V.). Barbichthys laevis (C. V.). 



a rostral, b maxillary barbels; flower jaw; //lower lip; ;;/ mouthopening, with 

 the longitudinal folds on the palate; rf rostral fold; uj upper jaw; ul upper lip. 



folds. Four subequal small barbels, a rostral pair and one 

 behind the corner of the mouth. Eye lateral, high, in the middle 

 of the length of the head, with a free orbital margin. Prae- 

 orbital triangular, with an upward prolongation towards the 



