FISHES FROM UGANDA 305 



length to the last, which measures ^/^ or a little less than 7;-i length 

 of head ; longest soft ray 7ó ^^ V2 lt?ngth of head. Anal III ; 

 third spine Yi to -/-, length of head. Pectoral acutely pointed, 

 ^/.i ''■0 ^^4 length of head, not reaching vertical of origin of anal. 

 Ventral reaching origin of anal in the female, produced into a 

 long filament reaching beyond base of anal in the male. Caudal 

 rounded su1)-truncate. Caudal peduncle 1 ^/^ to 1 ^/^ times as long 

 as deep. Scales feebly denticulate, 31 -34 j^y-^r^^ ; lateral lines ^'^-Er^y 



Brownish above, whitish beneath ; a blackish opercular spot ; 

 soft dorsal and caudal with series of round dark spots between 

 the rays; two bright ocellar spots on the anal in the male. 



Total length 180 millim. 



Allied to P. longirostris , Hilg. 



A single male specimen and two females. 



3. Paratilapia serranus, Pfetf. 



4. Paratilapia guiarti , Pellegr. 



0. Paratilapia victoriana, Pellegr. 



The mouth and pharynx of a female contain young in an 

 advanced state of development. 



6. Paratilapia bicolor, Blgr. 



7. Paratilapia retrodens, Hilg. 

 cS. Paratilapia polyodon, sp. n. 



3 



Paratilapia polyodon (— nat. size). 

 5 



Aim. del Mns. Civ. di St. Nat. Serie 3.% Vol. IV (25 Agosto 1909). 20 



