CATALOGUE OF INSECTS. 455 



* EPHEMERA, Linn. 



E. decora, Walk. 



Caldwell, common — Crane. 



BAETIS, Leach. 

 B. vicaria. Walk. 



B, obesa. Say. 



Caldwell, not rare — Crane. 

 B. fusca, Walk. 



Caldwell, not rare — Crane. 

 B. canadensis, Walk. 



Caldwell, not common — Crane. 

 B. noveboracana, Licht. 



POTAMANTHUS, Pictet. 

 P. concinnus. Walk. 



Caldwell, common — Crane. 

 P, nebulosus. Walk. 



Caldwell, rare — Crane. 



CLOB, Leach. 

 O. unicolor, Hagen. 



O. vicina, Hagen. 



Caldwell, common — Crane. 



C^NIS, Stephens. 

 O. arnica, Hagen. 



C. apicalis, Burm. 

 O. maculata, Beauv. 



Caldwell, common — Crane. 



Family ODONATA. 



Sub-Family CALOPTERYGIN^. 



CALOPTBRYX, Leach. 



