CLADOENDESIS OF EPHEMEROPTERA
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INDEX OF SUPRA-SPECIES TAXA NAMES: R

 Radima/g [g:2003] — ... < Atalophlebolinguata

Radulapalpata

Radulapalpata = Heptagenia/f4=g3 < Pentamerotarsata

Radulapalpata INCERTAE SEDIS

 Rallidens/fg [fg:1966]

Rallidens/fg(1) < pm.Tridentiseta

 Ranorythus/fg [fg:1997]

in Afrotricorythi INCERTAE SEDIS.

Raphia [g:1856] nom. praeocc.

 Raptobaetopus/g [g:1978]

Raptobaetopus/g(1) < Baetopus/g1

 Raptoheptagenia/g [g:1987]

Raptoheptagenia/g(1) < Radulapalpata

 Recter/g [g:1909] — syn. Rekter

Regulaneuria [g:2021] < Ecdyonurus/fg1

 Rekter/g [g:1907] — in pm.Permoplectoptera

 Remipalpus/g [g:1908] — syn. Arthroplea

Reticulata  — syn. Euephemeroptera

 Rheobaetis/g [g:1974] — in Heterocloeon/g1

 Rheoptilum/g [g:2001] — ... < Turbanoculata

 Rhigotopus/g [g:1982]  

Rhigotopus/g(1) < Hapsiphlebia/g1

 Rhionella/g [g:1980]

Rhionella/g(1) < Cincticostella/g3

 Rhithrocloeon/fg [f:2012; g:1985]

Rhithrocloeon/g1 < pm.Protopatellata

Rhithrocloeon/g2

Rhithrocloeon/g3

Rhithrocloeon/g1 INC.SED.

 Rhithrogena/fg [f:1917; g:1881]

Rhithrogena/fg1 < Radulapalpata

Rhithrogena/fg2

Rhithrogena/fg3

Rhithrogena/fg4

Rhithrogena/fg3 INC.SED.

 Rhithrogeniella/g [g:1939] 

Rhithrogeniella/g1 < Ecdyonurus/fg1

Rhodobaetis/g [g:2003]  

Rhodobaetis/g(1) < Baetosternata

 Rhoenanthodes/g [g:1931] — syn. Potamanthellus

 Rhoenanthopsis/g [g:1932] — in Rhoenanthus/g1

 Rhoenanthus/g [g:1881]

Rhoenanthus/g1 < Potamanthus/fg1

Rhopyscelis [g:2018] — ???

Rianilaneuria/g [g:2007] — in Homoeoneuria/g1 INC.SED.

Riekophlebia [2009] — ... < Atalophlebolinguata

 Rivudiva/g [g:1998] — in Varipes/fg1

Rondophlebia/g [g:2019] — ... < Atalophlebolinguata