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

Family Ephemerellidae - Spiny Crawler Mayflies

Spiny Crawler Nymph - Ephemerella subvaria Spiny Crawler Nymph - Ephemerella subvaria Mayfly - Ephemerella invaria Drunella doddsii? - Drunella doddsii Ephemerella tibialis - voucher specimens, in alcohol - Ephemerella tibialis Ephemerella ? - Ephemerella Matriella teresa spiny crawler mayfly nymph - Eurylophella
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)