PLATE 98. 



Fig. 1. Creatochanes melanurus (Bloch). 



11887 I. U. M. 136 inni. Wismar, British Guiana. 



Fig. 2. Genycharax tarpon Eigenmann. 



12674 1. U. M. 135 mm. Cali, Colombia. 



Fig. 3. Stichanodon insignis (Steindachner). 



20803 M. C. Z. 65 mm. Manacapuru, Brazil. 



Fig. 4. Tetragonopterus chaloeus Agassiz. 



118551. U. M. 85 mm. Crabs Falls, British Guiana. 



Fig. 5. Ephippicharax orbicularis (Cuvier & Valenciennes). 

 12212 I. U. M. 82 mm. Rockstone, British Guiana. 



Fig. 6. Stethaprion erythrops Cope. 



19268 M. C. Z. 94 mm. Jutahy, Brazil. 



Fig. 7. Ctenobrycon hauxwellianus (Cope). 

 20814 M. C. Z. 84 mm. Ica, Brazil. 



