Baetidae

Acerpenna pygmaea. 09/05/2014. Big Darby Cr., 39.6778, -83.0964, C McKnight.
Baetis flavistriga. 07/31/2018. Trib. Slate Run, 39.756906, -82.84201, MJ Bolton.
Baetis intercalaris. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.
Diphetor hageni. 07/31/2018. Trib. Slate Run, 39.756906, -82.84201, MJ Bolton.
Iswaeon anoka. 08/31/2011. Scioto R., 39.5039, -82.9833, C McKnight.
Labiobaetis frondalis. 06/30/2014. Springwater Run, 39.80832, -83.17214, E Moore.
Labiobaetis dardanus. 09/08/2016. Scioto R., 39.6016, -82.9553, S Macy.
Labiobaetis propinquus. 09/05/2014. Big Darby Cr., 39.6778, -83.0964, C McKnight.
Neocloeon sp. 09/02/2014. Big Darby Cr., 30.7008, -83.1097, C McKnight.
Paracloeodes minutus. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.
Plauditus dubius. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.
Procloeon viridoculare. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.

Ephemerelladae

Teloganopsis deficiens. 08/08/1977. Pickaway Co., Big Darby Cr., 39.7008, -83.1097, OEPA Biologist; 09/05/2014. Big Darby Cr., 39.6778, -83.0964, C McKnight.

Heptageniidae

Stenonema exigiuum*. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.
Stenonema femoratum. 07/31/2018. Trib. Slate Run, 39.756906, -82.84201, MJ Bolton.
Stenonema mexicanum integrum*. 09/04/2014. Big Darby Cr., 39.7864, -83.1531, C McKnight.
Stenonema pulchellum*. 09/05/2014. Big Darby Cr., 39.6778, -83.0964, C McKnight.
Stenonema terminatum*. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.
Stenonema vicarium*. 07/31/2018. Trib. Slate Run, 39.756906, -82.84201, MJ Bolton.
* These species are listed as Maccaffertium by Mayfly Central.

Leptohyphidae

Tricorythodes allectus. 09/08/2016. Scioto R., 39.6014, -82.9553, S Macy.

Leptophlebidae

Habrophlebiodes americana. 07/31/2018. Trib Slate Run, 39.756906, -82.84201, MJ Bolton.

Polymitarcyidae

Potamanthidae

Anthopotamus myops. 2019. Big Darby Cr., DH Dean.