✨Rhithrogena
thumb|Con cái [[Rhithrogena germanica]] Rhithrogena là một chi phù du thuộc họ Heptageniidae. Có ít nhất 150 loài trong chi Rhithrogena.
Các loài
Chí Rhithrogena có các loài: Rhithrogena adrianae Rhithrogena allobrogica Rhithrogena alpestris Rhithrogena amica Rhithrogena ampla Rhithrogena amseli Rhithrogena anatolica Rhithrogena anomala Rhithrogena austriaca Rhithrogena ayadi Rhithrogena bajkovae Rhithrogena basiri Rhithrogena beskidensis Rhithrogena binervis Rhithrogena bogoescui Rhithrogena braaschi Rhithrogena brodskyi Rhithrogena brunneotincta Rhithrogena bulgarica Rhithrogena buresi Rhithrogena carpatoalpina Rhithrogena castellana Rhithrogena caucasica Rhithrogena cincta Rhithrogena circumtatrica Rhithrogena colmarsensis Rhithrogena corcontica Rhithrogena dagestanica Rhithrogena daterrai Rhithrogena decolorata Rhithrogena decora Rhithrogena degrangei Rhithrogena delphinensis Rhithrogena diaphana Rhithrogena diensis Rhithrogena dorieri Rhithrogena eatoni Rhithrogena endenensis Rhithrogena eugeniae Rhithrogena excisa Rhithrogena exilis Rhithrogena expectata Rhithrogena fasciata Rhithrogena ferruginea Rhithrogena fiorii Rhithrogena flavianula Rhithrogena fonticola Rhithrogena fuscifrons Rhithrogena futilis Rhithrogena gaspeensis Rhithrogena germanica Rhithrogena giudicelliorum Rhithrogena goeldlini Rhithrogena gorganica Rhithrogena gorrizi Rhithrogena gratianopolitana Rhithrogena grischuna Rhithrogena hageni Rhithrogena henschi Rhithrogena hercegovina Rhithrogena hercynia Rhithrogena hybrida Rhithrogena impersonata Rhithrogena ingalik Rhithrogena insularis Rhithrogena iranica Rhithrogena iridina Rhithrogena jacobi Rhithrogena jahorinensis Rhithrogena japonica Rhithrogena jejuna Rhithrogena johanni Rhithrogena joostiana Rhithrogena kashmiriensis Rhithrogena kimminsi Rhithrogena klausnitzeriana Rhithrogena klugei Rhithrogena laciniosa Rhithrogena landai Rhithrogena lepnevae Rhithrogena lisettae Rhithrogena loyolaea Rhithrogena lucida Rhithrogena manifesta Rhithrogena marcosi Rhithrogena mariae Rhithrogena mariaedominicae Rhithrogena marinkovici Rhithrogena minazuki Rhithrogena minima Rhithrogena monserrati Rhithrogena morrisoni Rhithrogena nepalensis Rhithrogena neretvana Rhithrogena nivata Rhithrogena notialis Rhithrogena nuragica Rhithrogena orientalis Rhithrogena ornata Rhithrogena oscensis Rhithrogena ourika Rhithrogena parva Rhithrogena paulinae Rhithrogena picteti Rhithrogena piechockii Rhithrogena plana Rhithrogena podhalensis Rhithrogena pontica Rhithrogena potamalis Rhithrogena puthzi Rhithrogena puytoraci Rhithrogena reatina Rhithrogena robusta Rhithrogena rolandi Rhithrogena rubicunda Rhithrogena ryszardi Rhithrogena sartorii Rhithrogena savoiensis Rhithrogena semicolorata Rhithrogena siamensis Rhithrogena sibillina Rhithrogena sibirica Rhithrogena siciliana Rhithrogena soteria Rhithrogena sowai Rhithrogena stackelbergi Rhithrogena strenua Rhithrogena subangulata Rhithrogena sublineata Rhithrogena tateyamana Rhithrogena taurisca Rhithrogena teberdensis Rhithrogena tetrapunctigera Rhithrogena theischingeri Rhithrogena thomasi Rhithrogena thracica Rhithrogena tianshanica Rhithrogena tibialis Rhithrogena trispina Rhithrogena uhari Rhithrogena umbrosa Rhithrogena undulata Rhithrogena unica Rhithrogena uzbekistanicus Rhithrogena vaillanti Rhithrogena virilis Rhithrogena wolosatkae Rhithrogena wuyiensis Rhithrogena zelinkai Rhithrogena zernyi Rhithrogena zhiltzovae Rhithrogena znojkoi