TTLAPIA. 169 



1-2, 3-12, 13-2.5. Entebbe, L. Victoria. Mr. E. Degen (C). 

 Type?. 



2G-27. Types. Lake near Entebbe. „ 



28-20. Ad. „ „ C. ('. Gowdey, E.^q. (P.). 

 30. Skeb Entebbe. 



31-32. Types. Bnnjako, L. Victoria. Mr. E. Deoen (C). 

 33, 31-3(5. Types. Bnoanoa, 



37. Ad. Jiiija, Itipon Falls. Dr. E. Bayon (C.) ; 



Genoa Museum (P.). 



38 Ad. Victoria Nile, between L. Dr. E. Bayon (C.) ; 



Kiooo and Murcbison Genoa Museum (P ). 

 Falls. 



31). Y<r. L. Ganou,W.of L. Victoria. ( '. M. Woodiiouse, Esq. (P.). 



13. TILAPIA GALILvEA. 



Spariis (/alihnis, Artedi, in Hassebj. Iter Palre-it. p. 313 (IT')?). 



y^Hapia jtJeuromelas, A. Dum. Arcb. Mus. x. 1851>, }). 253. 



Tilap'ia lateralis, A. Dum. 1. c. 



TUajy'ui macrocentra, A. Dum. t. c. p. 2r)G. 



Chrontis? (falilwus, Giintb. Gat. Fisb. iv. y. 273 (18()2). 



CJtt'omis vilotirus, part., Giintb. t. c. }). 207, Proc. Zoo!. Soe. 18G1, p. 490, and 



Petberick's Trav. ii. p. 21G (18G'») ; Stebid. «itzb. Ak. Wien, l.v. i. 1870, 



p. i»G4, pi. iv. fig. 1. 

 CJironiis pleuromelas, Giintli. (/at. p. 271. 

 C/iromis lateralis, Giintb. t. c. p. 272. 

 ChroDiis niloticus, Steind. Verb, zool.-bot. Ges. AVien, xiv. 18()1, p. 22G ; Tristram, 



Faun. Palest, pi. xviii. fi^ 1 (1881). 

 (']irot)iis tiberiadis, Lortet, Aliii. Mus. Lyon, iii. 1883, p. 135, pi. vi. 

 C/ironiis niicrost( uuis, Lortet, t. c. p. 131*, pi. viii. fio-, 1. 

 Tilajiia ijalilu'a, Bouleng. Proc. Zool. Soc. lf<9*.», p. 114 ; Pelb'or. Mem. Roc. Zool. 



France, xvi. 1904, p. 311; Bouleng. Fisb. Nile, p. 531, pi. xcv. (1907). 



Depth of body 1|^ to 2 J times in total length, length of head 2f to 

 3 times. Head If to 2 times as long as broad; snout rounded, with 

 straight or convex upper profile, as broad as or a little broader than 

 long, ^ to f postocular part of head ; eye 3 (young) to G times in length 

 of head, 1 (young) to 2^ times in interorbital width, less than pneorbital 

 depth in adult; mouth small, not more than ^ width of head, extending 

 to below nostril, or slightly beyond; teeth in 3 (young) to 10 series, 

 40 (young) to 120 in outer series of upper jaw ; 2 or 3 series of scales 

 on the cheek, width of scaly part not exceeding diameter of eye. Gill- 

 rakeis short, 18 to 25 on lower part of anterior arch. Dorsal X\'l- 

 XVII (rarely XV) 12-14 ; spines very strong, last longest,-? to f length 



