PAEATILAPIA. 



333 



Caudal peduncle 1^ to 2 times as long as deep. Scales feebly den- 

 ticulate, 33-40 jsCh ; lateral lines ^ly'^. Olive to emerald-green above, 

 silvery white beneath, •with or without a blackish lateral band, or 

 uniform dark brown ; a small blackish opercular spot ; dorsal and 

 caudal fins grey to dark brown, sometimes with small round darker 



Fi!?. 223. 



Paratilapia longirostris. 

 Bunjako (F. N.). f . 



spots; ventral fin yellow in the female, black in the male; anal fin 

 uniform yellow in the female, deep orange, with one to three large 

 ocellar spots encircled with red, in the male. 



Total length 230 mi Him. 



Lake Victoria and Victoria Nile. — Type in Berlin Museum. 



1-7, 8. Ad. k hor. 

 9-13. Ad. & yg. 



14. Skel. 



15. Hgr. 

 16-17. Ad. & yg. 



18. Ad. 



19-20. Hgr. & yg. 



Bunjako. 

 Entebbe. 



Baganga. 



Sesse Ids. 



Jinja, Bipon Falls. 

 Bululo, L. Kioga. 



Mr. E. Degcn (C), 



Dr. E. Bayon (C.) ; 

 Genoa Museum (P.). 



17. PARATILAPIA PROGNATHA. 



Pellegr. Mem. Soc. Zoul. France, xvii. 1905, p. 181, pi. xvi. fig. 4 ; Bouleng. 

 Fish. Nile, p. 469, pi. Ixxxvi. fig. 3 (1907) ; Pellegr. Mem. Soc. Zool. France, 

 xxii. 1910, p. 288 ; Bouleng. Ann. Mus. Geneva, (3) v. 1911, p. 65. 



Paratilapia serratius, part., Bouleng. Proc. Zool. Soc. 1901, ii. p. 161. 



Intermediate between P. serranus and P. longirostris. Distinguished 

 from the former by the strongly projecting lower jaw and pointed chin, 



