Baetidae

Diphetor hageni. 06/27/2017. Beaverdam Cr., 40.4597, -81.4014, C McKnight.
Acerpenna pygmaea. 07/25/2017. Lick Run, 40.29, -81.605, C McKnight.
Baetis flavistriga. 09/27/2017. Tusccarawas R., 40.4833, -81.4389, C McKnight.
Baetis intercalaris. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.
Labiobaetis dardanus. 09/26/2017. Tuscarawas R., 40.2610, -8.6097, C McKnight.
Labiobaetis frondalis. 07/27/2017. Indian Trail Cr., 40.5986, -81.6603, C McKnight.
Labiobaetis propinquus. 09/28/2017. Tuscarawas R., 40.655, -81.4453, MJ Bolton.
Neocloeon sp. 07/25/2017. Lick Run, 40.29, -81.605, C McKnight.
Paracloeodes fleeki. 09/12/2017. E.Br.S.Fk. Sugar Cr., 40.5092, -81.6144, C McKnight.
Paracloeodes minutus. 09/28/2017. Tuscarawas R., 40.655, -81.4453, MJ Bolton.
Plauditus dubius. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.
Procloeon viridoculare. 09/272017. Tuscarawas R., 40.4833, -81.4389, C McKnight.

Baetiscidae

Baetisca lacustris. 1985. Conotton Cr., R. Hall (1985).

Ephemeridae

Hexagenia limbata. 08/23/2016. Conotton Cr., 40.5139, -81.2748, S Macy.

Heptageniidae

Stenonema exigiu. um*. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.
Stenonema femoratum. 09/12/2017. Sugar Cr., 40.6361, -81.5533, C McKnight.
Stenonema mexicanum integrum*. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.
Stenonema pulchellum*. 09/28/2017. Tuscarawas R., 40.655, -81.4453, MJ Bolton.
Stenonema terminatum*. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.
Stenonema vicarium*. 09/27/2017. Stone Cr., 40.478196, -81.48307, C McKnight.
* These species are listed as Maccaffertium by Mayfly Central.

Leptohyphidae

Tricorythodes allectus. 09/28/2017. Tuscarawas R., 40.6092, -81.4286, C McKnight.

Leptophlebidae

Leptophlebia cupida. 1985. Conotton Cr., Hall (1985).