Palaeos		Ephemeroptera
Arthropoda		Dendrogram

Ephemeroptera Dendrogram

PTERYGOTA
|--Palaeodictyopteroida  
|--Odonatoptera
|--NEOPTERA
|  
`--EPHEMEROPTERA
   `--+--Triplosobidae
      `--+--Permoplectoptera
         `--Euplectoptera

The following dendrogram is copied verbatum from the dendrogram on Palaeos org by Christopher Taylor. It doesn't cover the phylogeny of crown-group ephemeroptera. MAK120521

Ephemeroptera Dendrogram

PTERYGOTA
|--Rhyniognatha
`--+--Palaeodictyopteroida  
   |--Odonatoptera
   |--NEOPTERA
   |
 EPHEMEROPTERA  [Ephemerida, Euephemeroptera]
   |  i. s.: Tintorina Krzeminski & Lombardo 2001 [Tintoriniidae]
   |           `--*T. meridensis Krzeminski & Lombardo 2001 (see below for synonymy)
   |         Litophlebia [Litophlebiidae, Xenophlebiidae]
   |           `--L. optata (Riek 1976) [=Xenophlebia oplata]
   |         Torephemeridae
   |           |--Archaeobehningia
   |           `--Torephemera
   |         Blasturophlebia
   |         Brevitibia
   |         Cronicus
   |         Siphoplecton
   |         Philolimnias
   |         Turingopteryx Kuhn 1937
   |         Geisfeldiella
   |         Aphelophlebodes
   |         Siphangarus
   |         Bolbonyx ludibriosus
   |         Mesopalingea lerida
   |         Cratoligoneuriella
   |         Povilla adusta
   |         Stenonema interpunctatum
   |           |--S. i. interpunctatum
   |           |--S. i. canadense
   |           |--S. i. frontale
   |           `--S. i. heterotarsale
   |         Sharephemera Sinitshenkova 2002 [Sharephemeridae]
   |           `--*S. cubitalis Sinitshenkova 2002
   |         Siphlonisca aerodromia
   |--Euplectoptera
   |    |  i. s.: Triassomachilis Sharov 1948
   |    |         Turphanella Demoulin 1954
   |    |         Mesogenesia Tshernova 1977
   |    |         Clephemera Lin 1986
   |    |--Ephemerina  (extant mayflies and their immediate ancestors) 
   |    `--Baetiscina [Posteritorna]
   |         |--Baetisca [Baetiscidae]
   |         `--Myanmarella [Prosopistomatidae]
   |              `--M. rossi
   `--Protereismatina [Permoplectoptera]
        |  i. s.: Phtharthus netshaevi Handlirsch 1904 [incl. P. rossicus Handlirsch 1904]
        |--Oboriphlebia [Oboriphlebiidae]
        |--Jarmila [Jarmilidae]
        |--Mesoplectopteron [Mesoplectopteridae]
        |--Palingeniopsis [Palingeniopsidae]
        |    `--P. praecox
        |--Misthodotes [Misthodotidae]
        |    `--M. sharovi
        |--Protereismatidae [Kukalovidae]
        |    |--Protereisma latum
        |    `--Kukalova americana
        `--Mesephemeridae
             |--Montralia
             `--Palinephemera

*Tintorina meridensis Krzeminski & Lombardo 2001 [=T. triassica Krzeminski & Lombardo 2001 (n. n.)]

*Type species of generic name indicated

References

Greenwood, P. H. 1974. The cichlid fishes of Lake Vistoria, East Africa: The biology and evolution of a species flock. Bulletin of the British Museum (Natural History): Zoology Suppl. 6: 1-134.

Kluge, N. Yu., & N. D. Sinitshenkova. 2002. Order Ephemerida Latreille, 1810. The true mayflies (=Ephemeroptera Hyatt et Arms, 1891 (s. l.); =Euephemeroptera Kluge, 2000. In History of Insects (A. P. Rasnitsyn & D. L. J. Quicke, eds.) pp. 89-97. Kluwer Academic Publishers: Dordrecht.

Krzeminski, W., & C. Lombardo. 2001. New fossil Ephemeroptera and Coleoptera from the Ladinian (Middle Triassic) of Canton Ticino (Switzerland). Rivista Italiana di Paleontologia e Stratigrafia 107 (1): 69-78.

Mayr, E. 1947. Ecological factors in speciation. Evolution 1: 263-288.

Miller, S. A., & J. P. Harley. 1996. Zoology (3rd ed.) Wm. C. Brown Publishers: Dubuque (Iowa).

Sinitshenkova, N. D. 2002a. Ecological history of the aquatic insects. In History of Insects (A. P. Rasnitsyn & D. L. J. Quicke, eds.) pp. 388-426. Kluwer Academic Publishers: Dordrecht.

Sinitshenkova, N. D. 2002b. New late Mesozoic mayflies from the Shar-Teeg locality, Mongolia (Insecta, Ephemerida = Ephemeroptera). Paleontologicheskii Zhurnal 2002 (3): 43-48 (transl. Paleontological Journal 36 (3): 270-276).

Terry, M. D., & M. F. Whiting. 2005. Mantophasmatodea and phylogeny of the lower neopterous insects. Cladistics 21: 240-257.