(Muttkowski , New Dragonflies, 1912.) 
A, B, C —Gomphus cornutus Tough; A dorsal view of appendages. 
B—lateral view, C—lateral view of genitalia. 
D, E, F —Gomphus whedoni n. sp.; D,—dorsal view of appendages. 
E—lateral view, F—lateral view of genitalia. 
