CLADOENDESIS OF EPHEMEROPTERA
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Potamanthus/fg1 - plesiomorphon Rhoenanthus/g1
formosus Eaton 1892 [Potamanthus] — typus nominis Potamanthodes
photo: T. Tiunova