Great Lakes Armored Mayfly Baetisca lacustris McDunnough, 1932)
First collection, most recent collections, locations, collectors:
1935; Lake Co., Willowick and Mentor Park, on the shore of Lake Erie; Traver (1935)
1981; Clermont Co. (Ohio R.); Hamilton Co. (Ohio R.); Logan Co. (Miami R.) Pescador & Berner (1981)
1985; Guernsey Co.; Knox Co. (Mohican R.); Morgan Co. (Muskiingum R.); Ross Co. (Salt Cr.); Tuscarawas Co. (Conotton Cr.); R. Hall (1985)
1998; Hocking Co. (Queer Cr., Little Blaine Cr.); Ohio EPA
2016; Hocking Co., (Queer Cr.); DH Dean
= recent collection (since 2000);
= earlier collection.
Fork-headed Armored Mayfly (Baetisca obesa, (Say), 1839))
First collection, most recent collection, location, collector:
1976. Athens Co. (Strouds Run), Napier & Hummon (1976)
1998. Hocking Co. (Pine Cr.); Meigs Co. (Leading Cr.), Ohio EPA.
