1204 Catalogue of Malayan Fishes, [Nov. 



Sub Gen. Synaptura,* Cantor. 



(Brachyurus, Swainson, 1839.) 



General structure of Solea, but the caudal, dorsal and anal fins are 

 all united. 



Synaptura commersoniana, (Lacepede.) 



Pleuronecte commersonien, Lacep. III. PI. 12, Fig. 2, (not IV. 



Russell, LXX. Jerree Potoo A. 656.) 



Solea commersoniana, Cuvier, R. A. II. 343.('). 



Brachirus commersonii, Swainson, II. 303. 



Ikan ledahf of the Malays. 



Right side. Greenish or brownish olive, darkest on the opercles, 

 minutely dotted with brown ; all the scales with a small vertical buff 

 spot behind the cilia, giving a dusty appearance to the ground colour ; 

 pectoral black with buff margin ; rest of the fins like the body but 

 lighter ; dorsal, caudal and anal with a narrow milkwhite edge within 

 which a second sooty brown, composed by a series of single spots on 

 the membranes ; lips and pointed papillae of the lower olive ; mouth 

 and opercles inside pale olive, closely dotted with black. Iris a silvery 

 or golden green ring ; the rest bluish black. 



Left side. Pectoral and ventral buff. 



D 78 or 81. 



C 12, Right V 5, Left V 4, P 6, Br. VI. 



A 65 or 66, 

 155 or 159 



Habit : Sea of Pinang, Malayan Peninsula, Singapore. 

 Coromandel. 



Total length : 8f inch. 



Right side. The length of the head is r of the total. The upper 

 orbit is situated above the middle of the right upper lip at equal dis- 

 tance from the angle of the mouth and the muzzle; the greatest 

 diameter is oblique, upwards and backwards is i of the length of the 



* ^vvairrhs, joined ; ovpa, tail. Substituted for Brachirus, properly written : 

 Brachyurus, Swainson 1839, preoccupied by Brachyurus, Fischer, 1814. (Mam- 

 malia. J 



f Ledah, tongue. 



