ALESTES.— MICRALESTES. 

 Fig. 167. 



223 





--^ 



Alestes hrcvis. 

 Type. |. 



1. 



lype. 



2-5. Types. 



Lao;os. 

 Gold Coast. 



H. T. Ussher, Esq. (P.). 

 l\. B. N. Walker, Esq. (C.) 

 Dr. A. Giinther (P.k 



5. MICRALESTES. 



Bracliyalestes, part., Giinth. Oat. Fish. y. p. 314 (18G4). 



Micrah'des, Bouleng. Ann. Mus. Congo, Zool. i. p. 87 (1800), Poi'ss. Bass. Congo, 



p. 160 (1901), and Fish. Nile, p. 1.31 (1907). 

 Phenacogrammus, Eigenm. Proc. U.S. Nat. Mus. xxxiii. 1907, p. 30. 



Dwarfed Alestes, ^vith the teeth simply compressed, the outer 

 prsemaxillary small and tricuspid, the inner priemaxillary and the 

 mandibular quinque- or septemcuspid *. 



Vertebrae 34-37. 



Nile and Tropical Africa. 



Synopais of the Species. 



I. Dorsal originating above base of ventral ; Anal 17-19 ; depth o£ body 3 to 

 3| times in total length. 

 Dorsal originating a little nearer caudal than 



end of snout ; So. 23-28 I. M. acutidens,V eiers,^. 224:. 



* The inner mandibular teeth are sometimes so small as to be easily overlooked, such 

 cases estaWishing a complete passage between Micralestes and Petersius. 



