FROM THE RIO PARAGUAY. 37 



80. Salminus maxillosus, C. & V. 

 Paraguay. 



81. XlPHORHAMPHUS FEROX, Gthr. . 

 Paraguay. 



82. Serrasalmo serrulatus, C. & V. 

 Paraguay. 



83. Serrasalmo spilopleura, Kner. 

 Descalvados and Paraguay. 



84. Serrasalmo humeralis, C. & Y. 

 Descalvados and Paraguay. 



85. Myletes asterias, M. & T. 

 Descalvados. 



86. Myletes brachypomus, Cuv. 

 Paraguay. 



87. Myletes duriyentris, Cuv. 

 Paraguay. 



88. Myletes hypsauchen, M. & T. 

 Descalvados. 



SCOMBRESOCIDiE. 



89. Belone t^niata, Gthr. 

 Descalvados. 



CLUPEID^E. 



90. Engraulis olidus, Gthr. 

 Paraguay. 



GYMNOTIDiE. 



91. Sternarchus albifrons, L. 

 Descalvados, Matto Grosso. 



