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

Genus Caenis

Caenis - male mayfly - Caenis Alaskan unknown interesting bug - Caenis mayfly - Caenis Which Caenis? - Caenis Caenidae?  - Caenis Caenis mayflies - Caenis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Furcatergalia
Infraorder Pannota
Superfamily Caenoidea
Family Caenidae (Small Squaregilled Mayflies)
Genus Caenis
Pronunciation
SEE-nis
Explanation of Names
Caenis Stephens 1835
in Greek mythology, Caenis was a young nymph raped by Poseidon and later turned into a man
Numbers
one of the largest mayfly genera, with 13 spp. in our area and close to 150 total(1)(2)
Range
worldwide, with a third of spp. in tropical Africa and even more in Eurasia; in the New World, ~2/3 are neotropical(2)