Baetis is a genus of mayflies of the family Baetidae, known as the blue-winged olive to anglers. There are at least 150 described species in Baetis. They are distributed worldwide, with the most variety in North America and northern Europe.
Rhithrogena is a genus of flatheaded mayflies in the family Heptageniidae. There are at least 150 described species in Rhithrogena.
Neoephemera is a genus of large squaregill mayflies in the family Neoephemeridae first described by McDunnough (1925). and containing approximately six described species in Neoephemera.
Ametropodidae is a family of mayflies in the order Ephemeroptera. There are at least three genera and three described species in Ametropodidae.
Potamanthus yunnanensis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus formosus is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus idiocerus is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus huoshanensis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus kwangsiensis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus longitibius is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus macrophthalmus is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus nanchangi is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus sabahensis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus sangangensis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Potamanthus subcostalis is a species of hacklegilled burrower mayfly in the family Potamanthidae.
Callibaetis montanus is a species of small minnow mayfly in the family Baetidae. It is found in Central America and North America. In North America its range includes all of Mexico and the southwestern United States.
Drunella spinifera is a species of spiny crawler mayfly in the family Ephemerellidae. It is found in southwestern and northern Canada and the western United States and Alaska.
Ameletus cryptostimulus is a species of combmouthed minnow mayfly in the family Ameletidae. It is found in southeastern Canada and the eastern United States.
Chane is a genus of small minnow mayflies in the family Baetidae. There is at least one described species in Chane, C. baure.
Gratia is a genus of small minnow mayflies in the family Baetidae. There are at least two described species in Gratia.
