CLADOENDESIS OF EPHEMEROPTERA
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Plesiomorphon Iron/g2

(Panephemeroptera Euephemeroptera Euplectoptera Anteritorna Bidentiseta Branchitergaliae
Heptagennota Pentamerotarsata Radulapalpata  Rhithrogena/fg1  
Epeorus/fg1 BleptusEpeorus/fg2IronodesEpeorus/fg3 Iron/g1 - pm.Iron/g2)

Nomen hierarchicum: Iron/g2 [g:1883] (sine Ironopsis) 

In circumscription fits:

— subgen. Iron: Kluge 1997d: 206

— plesiomorphon Iron/g2: Kluge 2004: 206

References. Kluge 1997d: '; – Kluge 2004: * * *. 

Plesiomorphies of Iron/g2. In larva hairs on anterior margin of head shield [see Epeorus/fg2 (2)] are directed anteriorly (the same in Belovius/g1 and Epeorus/fg4, unlike Ironopsis/g1). Penis [see Pentamerotarsata (5)] has median titillators (unlike Ironopsis/g2 and Epeorus/fg4) and well-developed latero-dorsal spines.

Size. Fore wing length 7–13 mm. 

Distribution. Holarctic.

Nominal species in Iron/g2:

aesculus Imanishi 1934 [Epeorus] --/

alexandri Kluge & Tiunova 1989 [Epeorus (Iron)] --/

confusus Traver (in Needham & Traver & Hsu) 1935 [Iron] — syn.subj. pleuralis [Heptagenia]

curvatulus Matsumura 1931 [Epeorus] (="Iron sp.?": Ueno 1928)

fragilis Morgan 1911 [Iron] /

fraudator Traver (in Needham & Traver & Hsu) 1935 [Iron] — syn.subj. pleuralis [Heptagenia]

 frisoni Burks 1947 [Iron]

grunini Sinitshenkova 1982 [Iron] — syn.subj. aesculus [Epeorus]

gultsha Kustareva 1984 [Iron]

gurvitshi Kustareva 1984 [Iron]

inaequalis Braasch & Soldán 1980 [Iron] --/

intermedia Brodsky 1930 [Iron montanus]

kirgisicus Kustareva 1984 [Iron]

koreanicus Braasch & Soldán 1988 [Iron] — syn.subj. aesculus [Epeorus]

latericius Sinitshenkova 1982 [Iron] — syn.subj. maculatus [Iron]

levanidovae Sinitshenkova 1982 [Iron] — syn.subj. aesculus [Epeorus]

longimanus Eaton 1883 [Epeorus] /

maculatus Tshernova 1949 [Iron] --/

minuta Brodsky 1930 [Iron montanus]

montanus Brodsky 1930 [Iron] --/

nigromaculata Brodsky 1930 [Iron montanus]

pamirensis Kustareva 1984 [Iron]

pleuralis Banks 1910 [Heptagenia (Epeorus)]

proprius Traver (in Needham & Traver & Hsu) 1935 [Iron] — syn.subj. longimanus [Epeorus]

siveci Braasch 1980 [Iron]

tenuis Traver (in Needham & Traver & Hsu) 1935 [Iron] — syn.subj. fragilis [Iron]

tianshanica Kustareva 1984 [Iron]

tshernovae Sinitshenkova 1982 [Iron] — syn.subj. maculatus [Iron]

See also:

Epeorus/fg3 INCERTAE SEDIS

Radulapalpata INCERTAE SEDIS

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