Ameletidae

Ameletus sp. 05/07/2014, Trib Great Miami R., 39.25041, -82.68828, MJ Bolton.

Baetidae

Acentrella turbida. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.
Acerpenna pygmaea. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.
Baetis flavistriga. 06/22/2016. Conotton Cr., 40.3576, -80.9751, S Macy.
Baetis intercalaris. 08/06/2019. Howard Cr., 39.30483, -84.76289, E Moore.
Diphetor hageni. 08/06/2019. Howard Cr., 39.30483, -84.76289, E Moore.
Heterocloeon (Jubilatum) sp. D. 05/07/2014. Trib. Great Miami R., 39.25041, -83.68828, MJ Bolton.
Labiobaetis dardanus. 09/18/2017. Whitewater R., 39.2489, -84.8197, S Macy.
Labiobaetis longipalpus. 08/08/2016. Whitewater R., 39.1831, -84.7928, S Macy.
Neocloeon sp. 08/23/2018. Trib. Dry Fk. Whitewater R., 39.25272, -84.75945, C McKnight.
Paracloeodes fleeki. 10/04/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.
Paracloeodes minutus. 09/25/2017. Dry Fk Whitewater R., 39.193334, -84.77936, S Macy. Plauditus, cestus. 09/18,19/2017. Whitwater R., 39.2094, -84.7931; 39.2489, -84.8197; Dry Fk. Whitewater R., 39.234129, -84.76307, S Macy.
Plauditus dubius. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.
Procloeon viridoculare. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.

Baetiscidae

Baetisca lacustris. 1981. Ohio R., Pescador & Berner (1981)

Caenidae

Caenis anceps. 1995. Dravo Park, VIII-1-1995. (adults), Ohio Biol. Survey.
Caenis latipennis. 1998. Hamilton Co., Ohio Biol. Survey.

Ephemeridae

Hexagena bilineata. 1941. Hamilton Co. Spieth (1941).

Heptageniidae

Heptagenia flavescens. 08/08/2016. Whitewater R., 39.1831, -84.7928, S Macy.
Rhithrogena manufesta. 10/07/2008. Whitewater R., 39.1831, -84.7928, C McKnight; 09/18/2017. Whitewater R., 392489, -84.8197, S Macy. Stenonema exigiuum*. 1974. Little Miami R., Lewis (1974); 09/18/2017. Whitewater R., 39.2489.-84.8197, S Macy.
Stenonema femoratum. 1823. Hamilton Co., as Baetis femorata, Say (1823); 1861. Hamilton Co. Hagen (1861); 08/06/2019. Howard Cr., 39.30483, -84.76289, E Moore.
Stenonema mediopunctatum. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.
Stenonema mexicanum integrum.* 1974. Little Ohio R., Ohio R., Lewis (1974); .
09/18/2017. Whitewater R., 39.2489, -84.8197, S Macy.
Stenonema pulchellum. 1974. Little Miami R., Lewis (1974); 10/03/2018. Whitewater R., 39.1831, -83.7928, MJ Bolton.
Stenonema terminatum. 1973. Great Miami R., Lewis (1973);
10/03/2018. Whitewater R., 39.1831, -83.7928, MJ Bolton.
Stenacron interpunctatum. 1974. Little Miami R., Ohio R., Lewis (1974).

Isonychiidae

Isonychia rufa. 1984. Ohio R. Hall (1985)

Leptohyphidae

Tricorythodes allectus. 10/03/2018. Whitewater R., 39.1831, -84.7928, MJ Bolton.

Leptophlebidae

Choroterpes basalis. 08/06/2019. Howard Cr., 39.283981, -84.74074, C McKnight. Leptophlebia cupida. 1823. Ohio River, as Blasturus cupidus, Say (1823).

Palingeniidae

Pentagenia robusta. 1926. Ohio R., in clay banks near Cincinnati (now reported as extinct)