The 11 neotropical species of Fannia belonging to the pusio sub-group (canicularis group), are keyed -F. dodgei Seago; F. femoralis (Stein); F. pamplonae Couri & Araújo; F. parafemoralis Araújo & Couri;F. paraisensis Araújo & Couri; F. punctivervis Malloch; F. pusio (Wiedemann); F. sabroskyi Seago;F. snyderi Seago; F. trimaculata (Stein); F. trimaculatoides Couri & Pamplona. The key is addressed only to the males and the illustrations help in the visualization of the characters.
Fanniidae; Fannia; key to males; pusio sub-group; identification