Asthenopus fore (FW) and hind wings (HW) of male imago. A–B A. curtus FW & HW C–D A. magnus FW & HW E–F A. hubbardi FW & HW G–I A. guarani, FW (details) & HW J–K A. angelae (from Argentina) FW & HW. Ephoron sp.: L male HW (x.i. = extra intercalary). Stereomicroscope photographs (except L line drawing).

 
 
  Part of: Molineri C, Salles FF, Peters JG (2015) Phylogeny and biogeography of Asthenopodinae with a revision of Asthenopus, reinstatement of Asthenopodes, and the description of the new genera Hubbardipes and Priasthenopus (Ephemeroptera, Polymitarcyidae). ZooKeys 478: 45-128. https://doi.org/10.3897/zookeys.478.8057