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

Order Ephemeroptera - Mayflies


Baetidae, Acentrella nadineae - Acentrella nadineae Baetidae, Acentrella nadineae - Acentrella nadineae Baetidae, Acentrella nadineae - Acentrella nadineae Baetidae, Acentrella nadineae - Acentrella nadineae Baetidae, genus Acentrella, species? - Acentrella nadineae Baetidae, genus Acentrella, species? - Acentrella nadineae

Mayfly - Acentrella insignificans - female Acentrella insignificans - male Acentrella insignificans - female Acentrella insignificans - female Acentrella insignificans nymph - voucher specimen, in alcohol - Acentrella insignificans - male Acentrella insignificans - voucher specimen, in alcohol - Acentrella insignificans - female

Mayfly - Acerpenna macdunnoughi Mayfly - Acerpenna macdunnoughi

Another Callibaetis? - Acerpenna pygmaea

Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Labiobaetis ? - Labiobaetis Diphetor ? - Labiobaetis Diphetor ? - Labiobaetis