Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Order Ephemeroptera - Mayflies


fat spiny Mayfly larva - Baetisca laurentina fat spiny Mayfly larva - Baetisca laurentina Mayfly Larva - Baetisca laurentina Mayfly Larva - Baetisca laurentina Mayfly Larva - Baetisca laurentina Mayfly Larva - Baetisca laurentina Mayfly - Baetisca - male Ephemeroptera ID help - Baetisca lacustris

Ephemerellidae, genus Drunella - Drunella Drunella tuberculata Common Burrower Mayfly - Hexagenia Ephemerella dorothea infrequens - voucher specimens, in alcohol - Ephemerella dorothea - female Attenella soquele Mayfly in the fall - Paraleptophlebia praepedita Hexagenia bilineata? - Hexagenia bilineata Hexagenia atrocaudata - Hexagenia - male

Mayfly - Callibaetis skokianus Small Mayfly (Baetidae) - Callibaetis Baetidae, Heterocloeon curiosum - Heterocloeon curiosum Maccaffertium meririvulanum Mayfly? - Procloeon Nymph? - Baetis brunneicolor Maccaffertium Mayfly - Stenacron

Mayfly - female Mayfly - female Ephemeroptera