CLADOENDESIS OF EPHEMEROPTERA

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Plesiomorphon Thamnodontus

Panephemeroptera Euephemeroptera Euplectoptera Anteritorna Bidentiseta Branchitergaliae
Heptagennota Pentamerotarsata Radulapalpata Heptagenia/f5=g4 
Ecdyonurus/fg1 Atopopus/fg1 - pm.Thamnodontus)

Nomen hierarchicum: Thamnodontus/g(1) [g:2004]

In circumscription fits:

plesiomorphon Thamnodontus/g(1): Kluge 2004: 182


References. Kluge 1983 (E. dracon, E. aurarius): ' '; 2004: * * * *.


Plesiomorphies of Thamnodontus. Larva with normal proportions (unlike Atopopus/fg1); larval abdomen without median ridge or spines (unlike Notacanthurus) and with posterolateral spines not enlarged (unlike Ecdyonuroides). Penis lobes [see Pentamerotarsata (5)] with distinct ventral and outer sclerites (unlike Electrogena) and with well-developed titillators contiguous medially (unlike Afronurus/g1).

Size. Fore wing length 715 mm. 

Distribution. East Asia.


Nominal species in Thamnodontus/g(1): 

aurarius Kluge 1983 [Ecdyonurus] typus nominis Thamnodontus --/

dracon Kluge 1983 [Ecdyonurus] --/

suzukianum Matsumura 1931 [Cinygma] syn.subj. tobiironis [Ecdyonurus]

tobiironis Takahashi 1929 [Ecdyurus]


See also:

Ecdyonurus/fg1 INCERTAE SEDIS

Radulapalpata INCERTAE SEDIS

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