Baetidae

Acentrella nadineae. 08/29/1996. Monroe Co., Baker Fork, 39.7933, -81.0958, S Odee; 07/13/2015. Brister Fork, 39.7278, -81.1708, L Hughes.
Acentrella turbida.7/23, 28/2015. Town Fork, 39.7089, -81.1553, Biglick Run., 39.6125, -81.1078, L Hughes.
Baetis flavistriga. 10/01/2013. McPherson Run, 39.51295, -81.86013, E Moore.
Baetis intercalaris. 09/09/2015. Little Muskingum R., 39.6339, -81.0678, L Hughes.
Cloeon dipterum. 07/16/2014. N.Fk. Seneca Fork, 39.829703, -81.27931, L Hughes.
Diphetor hageni. 08/20/2015. Dismal Cr., 39.6664, -81.0489, L Hughes.
Labiobaetis frondalis. 08/11/2015. Straight Fork, 39.6289, -81.1628, C McKnight.
Neocloeon sp.. 09/09/2015. Little Muskingum R., 39.5936, -81.1547, L Hughes.
Plauditus dubius. 07/23/2015. Town Fork, 39.7089, -81.1553, L Hughes.
Plauditus virilis. 07/13,14/2015. Wolfpen Run, 39.68723, -81.14309; Willison Run, 39.71679, -81142563; Rias Run, 39.6419, -812125, L Hughes.
Procloeon viridoculare. 08/22/2013. Stillwater R., 39.8383, -84.2458, C McKnight.

Caenidae

Sparbarus lacustris. 09/09/2015. Little Muskingum R., 39.646212, -81.08363, L Hughes.

Ephemeridae

Ephemera blanda. 07/13-14/2015. Brister Fork, 39.7278, -81.1708; Rias Run, 39.6419, -81.21.25, L Hughes.
Ephemera varia. 07/16/2015. Browns Run, 39.619277, -81.1208, L Hughes.
Hexagena bilineata. 08/19/2015. Millers Fork, 39.6944, -81.0614, L Hughes.
Hexagenia limbata. 09/08/2015. Little Muskingum R., 39.693231, -81.13922, L Hughes.

Heptageniidae

Leucrocuta aphrodite. 1985. Sunfish Cr., Hall (1985).
Leucrocuta walshi. 1985. Sunfish Cr., Hall (1985).
Stenonema femoratum. 09/10/2015. Witten Run, 39.6006, -81.2092, L Hughes.
Stenonema terminatum*. 09/09/2015. Clear Fork, 39.6025, -81.1628, L Hughes.
Stenonema vicarium*. 1985. Sunfish Cr., Hall (1985); 09/10/2015. Whitten Run, 39.6006, -81.2092, L Hughes.
Stenacron interpunctatum. 1985. Sunfish Cr., Hall (1985).
*These species listed as Maccaffertium by Mayfly Central.

Isonychiidae

Isonychia rufa. 1985. Sunfish Cr., Hall (1985).

Leptohyphadae

Tricorythodes allectus. 09/09/2015. Little Muskingum R., 39.6339, -81.0678, L Hughes.

Leptophlebiidae

Choroterpes basalis. 09/10/2015. Wittten Run, 39.6006, -81.2092, L Hughes.
Habrophlebiodes americana. 07/15/2015. Walnutcamp Run, 39.6475, -81.0156, L Hughes.