Baetidae

Acerpenna pygmaea. 08/19/2013. Greenville Cr., 40.1022, -84.43, C McKnight.
Baetis flavistriga. 10/14/2015. Harris Run, 40.1403, -84.3742, E Moore.
Baetis intercalaris. 10/14/2015. Harris Run, 40.1403, -84.3742, E Moore.
Diphetor hageni. 08/05/2013. Mill Cr., 39.9225, -84.275, E Moore.
Baetis tricaudatis. 08/06/2013. Pigeye Cr.,39.9226, -84.3118, E Moore.
Iswaeon anoka. 08/19/2013. Greenville Cr., 40.1142, -84.4028, E Moore.
Neocloeon sp. 08/19/2013. Greenville Cr., 40.1142, -84.4028, E Moore.
Procloeon viridoculare. 08/22/2013. Stillwater R., 39.9644, -84.3242, C McKnight. Pseudocentroptiloides usa. 1993. Trib. Honey Cr, E. of Tipp City; VII-29-1993; Armitage, Ohio Biol. Survey (Adults)

Caenidae

Caenis latipennis. 1998. Brush Cr., Ludlow Cr., Stillwater R., trib. Honey Cr.

Ephemerelladae

Serratella serrata. 1994. Stillwater R. at Range Line Rd. near Clayton); VI-15-1994; Purdue Entomolog. Res. Collect. (1998)

Ephemeridae

Ephemera simulans. 1998. Greenville Cr., Ohio Biol. Survey.
Hexagenia atrocaudata. 1998. Trib. Honey Cr., Ohio Biol. Survey; 08/01/2013. Ludlow Cr., 39.9836, -84.4083, E Moore.
Hexagenia limbata. Scioto R., Colorado State Univ.

Heptageniidae

Nixe inconspicua. 1993. Trib. Honey Cr., E of Tipp City, X-7-1993 (adults).
Nixe rusticalis. 1998. Trib. to Honey Cr., Ohio Biol. Survey.
Stenonema exigiuum*.
08/24/2015. Stillwater R., 39.985341, -84.31457, C McKnight.
Stenonema femoratum. 10/14/2015. Harris Run, 40.1403, -84.3742, E Moore.
Stenonema mexicanum integrum*. 08/22/2013. Stillwater R., 39.9644, -84.3242, C McKnight.
Stenonema modestum*. 1998. Greenville Cr., trib. Honey Cr., Ohio Biol. Survey.
Stenonema pulchellum*. 08/24/2015. Stillwater R., 39.98531, -84.31457, C McKnight.
Stenonema terminatum*. 08/24/2015. Stillwater R., 39.98531, -84.31457, C McKnight.
Stenonema vicarium*. 08/20/2013. Stillwater R., 40.1597, -84.4011, C McKnight.
Stenacron interpunctatum. Canyon Run, Greeneville Cr., Harris cr., Ludlow Cr. Stillwater R., trib. Honey Cr., Randolph and McCafferty (1998).
* These species listed as Maccaffertium by Mayfly Central.

Isonychiidae

Isonychia bicolor. 1998. Loramie Cr., Ohio Biol. Survey.
Isonychia rufa. 1998, Stillwater R., Ohio Biol. Survey.

Leptohyphidae

Tricorythodes allectus. 08/24/2015. Stillwater R., 39.98531, -84.31457, C McKnight.

Potamanthidae

Anthopotamus myops. 1998. Stillwarter R.; trib. Honey Cr., Ohio Biol. Survey.