Memoirs Carnegie Museum, Vol. V. 



Plate LI. 





ggyg*. *V 







1. Astyanax guianensis Eigenmann. (Type.) 54 mm. No. 1013. 2. A styanax esseguibensis Eigen- 

 mann. (Typo.) 53 mm. No. 1 01 s. 3. Astyanax mutator Eigenmann. (Type.) 53 mm. Xo. 1(123. 

 4. Astyanax mucronatus Eigenmann. (Type.) 53 mm. No. 1025. 



