Heptagenia

Heptagenia is a genus of flatheaded mayflies in the family Heptageniidae. There are at least 20 described species in Heptagenia. thumb|Heptagenia sulphurea thumb

==Species== These 27 species belong to the genus Heptagenia: Heptagenia adaequata McDunnough, 1924 i c g Heptagenia chinensis Ulmer, 1920 c g Heptagenia culacantha Evans, Botts and Flowers, 1985 i c g Heptagenia dalecarlica Bengtsson, 1912 c g Heptagenia dolosa Traver, 1935 i c g Heptagenia elegantula (Eaton, 1885) i c g b Heptagenia flava Rostock, 1878 c g Heptagenia flavata Navás, 1922 c g Heptagenia flavescens (Walsh, 1862) i c g b Heptagenia guranica Belov, 1981 c g Heptagenia joernensis g Heptagenia julia Traver, 1933 i c g Heptagenia kyotoensis Gose, 1963 c g Heptagenia longicauda (Stephens, 1836) c g Heptagenia marginalis Banks, 1910 i c g b Heptagenia nubila Kimmins, 1937 c g Heptagenia patoka Burks, 1946 i c g Heptagenia pectoralis Matsumura, 1931 c g Heptagenia perflava Brodsky, 1930 c g Heptagenia pulla (Clemens, 1913) i c g Heptagenia quadripunctata Kluge, 1989 c g Heptagenia samochai (Demoulin, 1973) c g Heptagenia solitaria McDunnough, 1924 i c g b Heptagenia sulphurea (Müller, 1776) c g Heptagenia townesi Traver, 1935 i c g Heptagenia traverae Braasch, 1986 c g Heptagenia whitingi Webb and McCafferty in Webb, Sun, McCafferty and Ferris, 2007 i c g