Ameletidae

Ameletus ludens. 1985. Lawrence Co., Hall (1985).

Baetidae

Acerpenna pygmaea. 07/13/2016. Sharps Cr., 38.614549, -82.49545, C McKnight.
Anafroptilum minor group sp. 1. 07/03/2017. Little Indian Guyan Cr., 38.581354, -82.37699, C McKnight.
Baetis flavistriga. 06/19/2017. Miller Cr., 38.754765, -82.52464, E Moore.
Baetis intercalaris. 07/03/2017. Little Indian Guyan Cr., 38.581354, -82.37699, C McKnight.
Baetis tricaudatis. 1998. Storms Cr., Colorado State Univ.
Diphetor hageni. 08/03/2010. Little Storms Cr., 38.59228, -82.62298, MJ Bolton.
Labiobaetis frondalis. 1985 Pine Cr., Hall (1985).
Neocloeon sp. 06/19/2017. Miller Cr., 38.754765, -82.52464, E Moore.
Labiobaetis propinquus. 06/20/2017. Buffalo Cr., 38.7508, -82.5575, C McKnight.
Paracloeodes fleeki.
09/26/2016. Watson Cr., 39.591664, -82.379888, C McKnight.
Paracloeodes minutus. 08/24/2016. Indian Guyan Cr., 38.457089, -82.40426, C McKnight.
Plauditus dubius. 06/20/2017. Buffalo Cr., 38.7508, -82.5575, C McKnight.
Procloeon viridoculare. 09/19/2016. Federal Cr.., 38.541156, -82.307079, C McKnight.
Pseudocloeon frondale. 1998. Pine Cr., Hall (1985)

Baetiscidae.

Baetisca laurentina. 1998. Storms Cr., BC Kondratieff (adults), Colorado State Univ.

Caenidae

Sparbarus lacustris. 08/09/2016. Fivemile Cr., 38.488183, -82.38802, C McKnight. 08/16/2016. Johns Cr., 38.6903, -82.7492, E Moore. 08/25/2016. Buffalo Cr., 38.7386, -82.5222, C McKnight.

Ephemerelladae

Ephemerella invaria. 1998. Storms Cr., Kondratieff (adult), Colorado State Univ.
Eurylophella funeralis. 1994. Trib to Storms Cr., Funk & Sweeney (1994).
Eurylophella macdunnoughi. 1998. Storms Cr., Kondratieff (adult), Colorado State Univ.

Heptageniidae

Stenonema exigiuum*. 08/24/2016. Symmes Cr., 38.4847, -82.455, E Moore.
Stenonema femoratum. 1985. Lawrence Co. Hall (1985).
Stenonema vicarium*. 1998. Storms Cr., Colorado State Univ.
Stenonema pulchellum*. 08/24/2016. Symmes Cr., 38.4847, -82.455, E Moore.
Stenonema terminatum*. 08/24/2016. Symmes Cr., 38.4847, -82.455, E Moore.
Stenonema vicarium*. 07/03/2017. Little Indian Guyan Cr., 38.581354, -82.37699, C McKnight.
*These species are listed as Maccaffertium by Mayfly Central.

Isonychiidae

Isonychia bicolor. 1998. Storms Cr., Colorado State Univ.

Leptohyphidae

Tricorythodes allectus. 09/06/2016. Sand Fork, 38.651215, -82.378, C McKnight.

Leptophlebidae

Choroterpes basalis. 06/19/2017. Little Buffalo Cr., 38.750556, -82.49594, C McKnight.
Leptophlebia cupida. 1985. Lawrence Co. Hall (1985).
Leptophlebia nebulosa. 1998. Storms Cr., Colorado State Univ.