242 
TEAVELS IN CENTEAL AEEICA. 
Small carnivorous fishes, (with the exception of A. macrolepu 
dotus) scarcely exceeding twelve inches in length. 
Alestes dente, Hasselq. {Raches.) 
D. 10. A. 23 — 24. V. 10. L. lat. 45. L. transv. 9/3i. 
The height of the body is a little more than one-fourth of the 
total length, the length of the head one-fifth. Teeth of moderate 
strength, not coloured. Body silvery. 
Alestes kotschyi, Heck. 
D. 10. A. 26—28. V. 10. L. lat. 46. L. transv. 91/31. 
The height of the body is two-ninths of the total length (without 
caudal), the length of the head rather less than one-fifth. Teeth 
not coloured. The pectoral fin terminates at some distance from 
the root of the ventral. Body silvery. 
Alestes macrolepidotuSy C. & V. 
D. 10. A. 16. V. 10. L. lat. 23. L. transv. 4/2. 
Teeth of the lower jaw with three or four points. The length of 
the head is one-fourth or somewhat less than one-fourth of the 
total (without caudal). Silvery, each scale with a darker base; 
sometimes a blackish spot behind the gill-opening, above the lateral 
line. 
