Isonychia
Isonychia is a genus of brushlegged mayflies in the family Isonychiidae, the sole genus of the family. There are more than 30 described species in Isonychia.
Species
These 36 species belong to the genus Isonychia:Isonychia arabica Al-Zubaidi, Braasch & Al-Kayatt, 1987Isonychia arida Isonychia berneri Kondratieff & Voshell, 1984Isonychia bicolor Isonychia campestris McDunnough, 1931Isonychia crassiuscula Tiunova, Kluge & Ishiwata, 2004Isonychia diversa Traver, 1934Isonychia formosana Isonychia formosus Ulmer, 1912Isonychia georgiae McDunnough, 1931Isonychia grandis Isonychia guixiensis Wu & Gui, 1992Isonychia hoffmani Kondratieff & Voshell, 1984Isonychia ignota Isonychia intermedia Isonychia japonica Isonychia khyberensis Isonychia kiangsinensis Hsu, 1936Isonychia obscura Traver, 1932Isonychia rufa McDunnough, 1931Isonychia sayi Burks, 1953Isonychia serrata Traver, 1932Isonychia sexpetala Tiunova, Kluge & Ishiwata, 2004Isonychia shima Isonychia sibirica Tiunova, Kluge & Ishiwata, 2004Isonychia sicca Isonychia similis Traver, 1932Isonychia sinensis Wu & Gui, 1992Isonychia sumatranus Isonychia tusculanensis Berner, 1948Isonychia unicolorata Tiunova, Kluge & Ishiwata, 2004Isonychia ussurica Bajkova, 1970Isonychia velma Needham, 1932Isonychia vshivkovae Tiunova, Kluge & Ishiwata, 2004Isonychia winkleri Ulmer, 1939