BARBUS (CHEILOBARBUS) MAREQUENSIS.— Smith. 



Pisces. — Plate X. Fig. 2. 



B. capite supra castaneo, aurantio-tincto ; dorso lateribusque brunneo-flavis, priore olivaceo-brunneo- 

 obscurato ; lateribus infra lineam lateralem, abdomineque flavis griseo-flavo-umbratis ; cirris carneis ; 

 oculis flavis. 



Longitudo ab nasi apice ad extremitatem pinnee caudalis, 1 5 unc. 



Colour. — The upper parts of the head chesnut-brown, brightened with a 

 shade of reddish orange ; back and sides above the lateral line honey-yellow, 

 obscured and deepened on the back with olive-brown ; below the lateral line 

 gamboge-yellow, obscured with a faint tinge of saffron-yellow. The sides of 

 the head primrose-yellow, freely shaded with light lemon-yellow and pale 

 aurora-red. Lips and cirri light flesh-red. Pectoral and caudal fins light 

 strawy-ellow, shaded with dull wood-brown, the other fins intermediate 

 between flesh-red and sienna-yellow, and shaded with light olive-brown, the 

 rays in all the fins lightest. Eyes lemon-yellow, shaded with reddish 

 brown. 



Form, &c. — Figure subovate and elongated ; the dorsal outline rather more 

 curved than the abdominal, the curvature strongest between nose and hinder 

 edge of base of dorsal fin, behind that the line is straight and slightly oblique, 

 the abdominal curve terminates at hinder edge of anal fin. Head short and 

 somewhat wedge-shaped, the transverse edge of the snout forming the thin 

 edge of the wedge ; nostrils close to anterior and upper edge of orbit, the open- 

 ings placed obliquely, the one in front of the other, the hindermost largest . 

 intermaxillary lips full and pulpy ; cirri about five lines in length ; operculum 

 large; suboperculum suboval; interoperculum semilunar; humeral plate large, 

 rounded posteriorly, and prolonged backwards beyond base of pectoral fin. 

 Lateral line towards the head slightly deflexed, nearly straight from opposite 

 commencement of anal fin, it consists of a series of interrupted tubes, one on 

 each scale. Scales very large, irregularly five-sided, the hinder side semi- 



