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Family Baetidae - Small Minnow Mayflies

Mayfly - female Baetis-boy? - male Small Minnow Mayfly - Callibaetis ferrugineus - female Baetidae, Heterocloeon curiosum - Heterocloeon curiosum Callibaetis? - Callibaetis ferrugineus 112311mayfly - Callibaetis floridanus Mayfly - Callibaetis Mayfly in La Habra California - Callibaetis pictus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Pisciforma
Family Baetidae (Small Minnow Mayflies)
Numbers
133 spp. in 24 genera in our area(1), ~960 spp. in >100 genera worldwide(2)
Size
Usually less than 15 mm
Identification
Male eyes are large, turban-shaped, and divided into two parts; hind wings very small to absent.
Range
worldwide and throughout NA(1)(2)