1. Anterior sclerite of epiproct armed with small basal serrations; sternum 8 with a small lobe; female subgenital plate parabolic, reaching posterior margin of sternum 9. . . Cultus verticalis
Anterior sclerite of male epiproct without serations; sternum 8 without lobe; female subgenital plate triangular. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cultus decisus decisus
[Home]; [Back to Adult Families]; [Back to Perlodidae Family]
Key to the Adult Cultus of Ohio