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BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

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Family Ephemerellidae - Spiny Crawler Mayflies

Mayfly Larva - Ephemerella aurivillii Early April Fly Mayfly - Ephemerella subvaria Ephemerella invaria Eurylophella verisimilis Drunella tuberculata Unknown Flyer with 3 whip-like appendages - Ephemerella Ephemerella maculata 9032945 mayfly - Serratella
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Furcatergalia
Infraorder Pannota
Superfamily Ephemerelloidea
Family Ephemerellidae (Spiny Crawler Mayflies)
Numbers
75 spp. in 14 genera in our area(1), ~150 spp. in 22 genera total(2)
Range
Holarctic & Oriental, more diverse in NA(2)