Baetidae

Acentrella turbida. 09/10/2013. Trib. W.Br. Wolf Cr., 39.562023, -81.92876, MJ Bolton.
Acerpenna pygmaea. 09/10/2013. Little Wolf Cr., 39.566799, -81.8726, C McKnight.
Baetis flavistriga. 10/01/2013. McPherson Run, 39.51295, -81.86013, E Moore.
Baetis intercalaris. 09/19/2013. Bear Run, 39.69218, -81.77122, E Moore.
Diphetor hageni. 06/30/2014. Trib. Bell Cr., 39.651993, -81.83424, MJ Bolton.
Labiobaetis frondalis
10/01/2013. McPherson Run, 39.51295, -81.86013, E Moore.
Neocloeon sp. 10/02/2013. Peeper Run, 39.678215, -82.00336, MJ Bolton.
Labiobaetis propinquus. 09/12/2013. Perry Run, 39.602973, -81.71626, E Moore.
Procloeon viridoculare. 08/27/2013. Olive Green Cr., 39.586074, -81.652137, C McKnight.

Baetiscidae

Baetisca lacustris. 1985. Muskingum R., Hall (1985)

Ephemeridae

Ephemera varia. 1976. Misidentified as E. triplex, Hall (1976, unpub.).
Hexagenia limbata. 1985. Muskingum R., Hall (1985)

Heptageniidae

Heptagenia marginalis. 09/14/2006. Muskingum R., 39.5461, -81.7903, M Gray.
Stenonema femoratum. 10/02/2013. Peeper Run, 39.678215, -82.00336, MJ Bolton.
Stenonema pulchellum*. 09/12/2013. Olive Green Cr., 39.65538, -81.60548, E Moore.
Stenonema terminatum*. 1985. Muskingum R., Hall (1985)
Stenonema vicarium*. 09/19/2013. Sharon Fork, 39.663776, -81.60498, E Moore.
Stenacron interpunctatum. 1985. Little Muskingum R., Hall (1985).
* The se species listed as Maccaffertium by Mayfly Central.

Leptohyphidae

Tricorythodes allectus. 09/10/2013. Bald Eagle Run, 39.554706, -81.79734, E Moore.

Leptophlebidae

Habrophlebiodes americana. 1985. Morgan Co., Hall (1985).
Neoleptophlebia mollis. 07/24/2013. N.Br. Coal Run, 39.46273, -81.854171, E Moore.
Paraleptophlebia moerens. 1985. Morgan Co., Hall (1985).
Paraleptophlebia ontario. 07/24/2013. N. Br. Coal Run, 39.46273, -81.85417, E Moore.
Paraleptophlebia strigula. 1985. Morgan Co., Hall (1985).