Epeiron

CLADOENDESIS OF EPHEMEROPTERA
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Epeiron/g2

(Panephemeroptera Euephemeroptera Euplectoptera Anteritorna Bidentiseta Branchitergaliae
Heptagennota Pentamerotarsata Radulapalpata
Rhithrogena/fg1_Epeorus/fg1Rhithrogena/fg2_CinygmulaRhithrogena/fg3 Epeiron/g1 - Epeiron/g2)

Nomen hierarchicum: Epeiron/g2 [g:1964] (sine Tumungula)

In circumscription fits:

— grex eugeniae: Kluge 1987: 777

— gen. Epeiron Demoulin 1964a: 358

References. Demoulin 1964a: '; – Thomas & Dia 1982 (Rhithrogena znojkoi): '; – Kluge 1983c (Rhithrogena eugeniae): ' '; – Kluge 1987b (group eugeniae): * *; — Sartori & Sowa 1992: ; – Kluge 2004: * * *

Autapomorphy of Epeiron/g2.

(1) Penis [without titillators – see Epeiron/g1 (3)] without dorso-lateral spines (unlike Rhithrogena/fg4, Himalogena and part of Sibirigena); penis lobes have simple shape, fused proximally and divergent distally, with gonopores at a distance from tips (Thomas & Dia 1982: Fig.3–7).

Size. Fore wing length 5–10 mm.

Distribution. Asia: from Asia Minor to Indo-China.

Nominal species in Epeiron/g1:

amseli Demoulin 1964 [Epeiron] — typus nominis Epeiron

anatolica Kazanci 1985 [Rhithrogena]

binerve Kluge 1987 [Rhithrogena] --/

eugeniae Kluge 1983 [Rhithrogena] --/

frater Tshernova 1938 [Ecdyonurus] — syn.subj. znojkoi [Ecdyonurus]

kashmirensis Braasch & Soldán 1982 [Epeiron]

paulinae Sartori & Sowa 1992 [Rhithrogena]

tibiale Ulmer 1920 [Cinygma]

uzbekistanicus Braasch & Soldán 1982 [Epeiron] --/

znojkoi Tshernova 1938 [Ecdyonurus] --/