UNITED STATES & MEXICAN BOUNDARY 
FISHES 
J. H.Richard del 
Figs 
1 - 4. 
DIONDA 
COUCHI, Grl. 
Figs. 
5-8. 
DIONDA 
ARGENTOSA; Grd 
Figs. 
8 - IF 
DIONDA 
SERENA, Grl. 
Figs. 
13 -16. 
DIONDA 
CHRYSITIS, Gxd. 
Figs. 
17 - 20. 
DIONDA 
MELANOPS, Grl. 
Figs. 
81 - £4. 
DIONDA 
TEXENSIS, Grl. 
