84 SILURIDJ.. 



17. Macrones tengana. 



Pimelodus tengana, Ham. Tiuch. pp. 176, 377. pi. 39. fig. 58. 

 Bagnis tengana, Cuv. i>f Val. xiv. p. 433. 



D. 1/7. A. 14. 



All the barbels shorter than the head ; adipose fin .shorter than 

 the dorsal. Dorsal spine smooth, pectoral spine strongly serrated. 

 {H. B.) 



A small species, from the Brahmaputra. 



18. Macrones keletius. 



PPBagrus keletius, Cuv. Sj- Val. xiv. p. 411. 



Bagrus keletius, Bleek. Verh. Batav. Oen. xxv., Hindost. p. 115. 



D. 1/7. A. 9-10. V.^^. 



The height of the \>o^ is contained six times and two-fifths in 

 the total length (with the caudal), the length of the head five times 

 and a half ; the depth of the head is nearly equal to its width, and 

 two-thirds of its length. The occipital process is more than twice 

 as long as broad. Snout longer than the eye ; the vomerine teeth 

 form an uninterrupted crescentic band. The maxillary barbels extend 

 to the tail, the outer ones of the mandible are longer than the head. 

 Dorsal fin as high as the body, with the spine slender, smooth, and 

 half as long as the head. The adipose fin commences immediately 

 behind the dorsal, and is twice as long as the head. Pectoral fins a 

 little shorter than the head ; their spine is longer and stronger than 

 that of the dorsal fin, and serrated. {Bl.) 



Hooghly. 



19. Macrones itchkeea. 



Phraetocephalus itchkeea, Sykes, Trans. Zuol. Soc. ii. p. 373. tab. 67. 

 tig. 1. 



D. 1/7. A. 12. 



Snout obtuse, with the upper jaw rounded. The maxillary barbels 

 extend to the end of the pectoral. Dorsal spine not serrated. (Sykes.) 

 Described from specimens 2 inches long. Diikhiin. 



32. PSEUDOBAGRUS. 



Pseudobagrus, Bleek. Act. Soc. Sc. Indo-Nederl. vii., Japan, vi. p. 87. 



Adipose fin short or of moderate length ; a short dorsal fin with 

 a pungent spine and with from five to seven soft rays ; anal fin of 

 moderate length, with twenty or more rays. Barbels eight. No 

 labial teeth ; teeth on the palate villiform, forming a continuous 

 transverse band ; eyes of moderate size or rather small. Caudal fin 

 emarginate or forked ; ventrals with six rays. 



Japan, China, and Cochinchina. 



