96 ON A COLLECTION OF FISHES FROM LAKE TANGANYIKA. 



Ctpeikodontida 



22. Haplochilus tanganicanus Blgr. 

 Native name : " Mohanga." 



EXPLANATION OF THE PLATES. 



PLATE XVIII. 



Fig. 1. Lamprologus lemairii, p. 88. 

 Fig. 2. Pamtilapia dewindti, p. 88. 

 Fig. 3. Grammatotria lemairii, p. 90. 



PLATE XIX. 



Fig. 1. Trematocara marginatum, p. 89. 1 a. Side view of head; 



1 b. Lower view of head, enlarged. 

 Fig. 2. Ectodus descampsi, p. 90. 

 Fig. 3. „ melanogenys, p. 91. 

 Fig. 4. ,, longianalis, p. 91. 

 Fig. 5. Xenotilapia sima, p. 92. 

 Fig. 6. Tilapia grandoculis, p. 94. 



PLATE XX. 



Fig. 1. Tilapia dardennii, p. 93. 

 Fig. 2. „ rubropunctata, p. 93. 

 Fig. 3. ,, microlepis, p. 94. 



