1G6 CICHLID.^. 



278-287, 288-292. Eusso Nyiro, fiovvinu- in Loriuii A. Bluyney Perclval, Esq. 



Ad., li^r., & yo-. Swamp. (H.). 



2'.)3-21)i. Types of Easso Nyiro, below Chanler Prof. E. Lonnberg (P.). 



7\ 711/iriai. Falls. 



2'.)5-a0:}. Hgr. & yg. Maangaden P., Brit. E. Africa. Prof. J. W. Gregory (P.). 



Types of Chr. 



.spilurvs. 



a()4-3()5. Yg. Simba P., trib. of Athi P., A. Blayney Porcival, Esq. 



3000 f. (P.). 



306. Ad. Pangani P., Brifc. E. Africa. Sir L. Playfair (P.). 



307-31G. Yg. Near Tanganiko, coast of Brit. A. Blayney Percival, Esq. 



E.Africa. (]'.). 



317. Ad. L. Chad. Capt. G. B. Gosling (P.). 



318-321. Yg. „ Dr. Gaillard (C.) ; 



Paris Museum (E.). 



322-331. Ad., hgr., Kaedi, Senegal. M. P. Delhez (C). 



& yg- 



332-333. Ad.& Niger. W. A. Forbes, Es(i. (P.). 

 hgr. 



334. Ad. Mureji, Upper Niger. J. S. Budgett, Es.p (P.). 



335. Yg. Jebba, „ „ (1 H. Firmin, Esq. (P.). 

 33G-337.. Yg. Deert, mouth of Gurara P., J. J. Simpson, Es.p (P.). 



Niger. 

 338-340. Yg. Abo, Lower Niger. Dr. W. J. Ansorge (C). 



341-343. Hgr. & Euapula R. at Ka.senge. l)r. Stappers (C). 



344. Hgr. L. Mwcru at Lukonzolwa. „ 



11. TILAPIA EDUAPDIANA. 

 Bouleng. Ann. & Mag. N. H. (8) x. 1912, p. 138. 



Depth of body equal to length of head, 2 J to 2| times in total length. 

 Head nearly twice as long as broad ; snout rounded, with straight or 

 convex upper profile, much broader than long (1| to If), J to f post- 

 ocular part of head ; eye 3 (young) to of times in length of head, 1 J to 

 H times in interorbital width, much longer than pra?orbital depth; 

 mouth moderate, f to f width of head, extending to between nostril 

 and eye; teeth in 3 series, 6G to 88 in outer series of upper jaw; 2 or 

 3 series of scales on the cheek, width of scaly part i to J diameter of 

 eye. Gill-rakers short, 20 to 23 on lower part of anterior arch (18 in 

 the young). Dorsal XVI-XVII 10-13 ; spines subequal from the fifth 

 or sixth, I to not quite J length of head ; longest soft rays i to | length 

 of head. Anal HI 0-10 ; third spine longer than longest dorsal, J or a 



