328 ADDENDA, VOL. HI. 



little greater than prgeorbital depth ; mouth rather small, J width of 

 head, extending a little beyond vertical of nostril ; teeth with very 

 slender shafts, in 3 series, 60 to 64 in outer series of upper jaw; 3 series 

 of scales on the cheek, width of scaly part less than diameter of eye. 

 Gill-rakers rather short, 16 to 18 on lower part of anterior arch. 

 Dorsal XVI 13 ; spines equal from the sixth, not quite i length of 

 head; longest soft rays ^ length of head. Anal III 12 ; third spine 

 ^ length of head. Pectoral as long as head, nearly reaching vertical of 

 origin of anal. Ventral produced into a filament, extending a little 

 beyond origin of anal. Caudal with deep, crescentic emargination. 

 Caudal peduncle deeper than long. Scales cycloid, 33-35 ^^^^ > l^t^ral 

 lines jj,. Golden, brownish on the back with faint traces of darker bars ; 

 a blackish opercular spot ; dorsal fin with blackish streaks and marblings, 



« Fis. 190. 



7\l<(j>ia ciiudomuiyiiuiiii. 

 Type. 



and a large black spot on the anterior soft rays ; caudal broadly edged 

 with blackish. 



Total length 78 millim. 



Sierra Leone. 

 l-l. Types. N. Shei-bo dibtrict. N. W. TlioiDas, Esq. (P.). 



Distinguished from the young of T. heiulelotl by smaller scales, more 

 numerous anal rays, and the deeply emarginate caudal. 



17. TILAFIA MACROCEPHALA, Blkr. 

 Add :— 



65. Ad. Maka. Sierra Leone. X. W. Thomas, Esq. (P.), 



