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

Genus Stenonema

Mayfly - Stenonema femoratum - male Mayfly - Stenonema femoratum Stenonema femoratum?  - Stenonema femoratum Mayfly - Stenonema femoratum Stream mayfly - Stenonema femoratum Mayfly Nymph - Stenonema sp.? - Stenonema femoratum Caddisfly - Stenonema femoratum Mayfly July 16 - Stenonema femoratum
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Pisciforma
Superfamily Heptagenioidea
Family Heptageniidae (Flatheaded Mayflies)
Genus Stenonema
Synonyms and other taxonomic changes
some workers [e.g., (1)] include here members of Maccaffertium
Explanation of Names
Stenonema Traver 1933
Numbers
monotypic genus(2), but see above
Range
nearctic(2)