CLADOENDESIS OF EPHEMEROPTERA

ABC

z 

Leucrocuta/f2=g1

(Panephemeroptera Euephemeroptera Euplectoptera Anteritorna Bidentiseta Branchitergaliae
Heptagennota Pentamerotarsata Radulapalpata Heptagenia/f5=g4 
Ecdyonurus/fg1 Leucrocuta/f1=Afghanurus/g1 - Leucrocuta/f2=g1)

Nomen hierarchicum: Leucrocuta/f2=g1 [f:2004; g:1980] (incl. Ecdyogymnurus)

In circumscription fits:

 tribus Leucrocutini Wang & McCafferty 2004: 44

 Leucrocuta/g1: Kluge 2004: 180


References.  Kluge 2004: * * * *.


Autapomorphy of Leucrocuta/f2=g1.

(1) Primary swimming setae [see Pentamerotarsata (6)] are lost: larval cerci and paracercus have only whorls of setae on ends of segments [see Heptagenia/f5=g4 (2)]. Non-unique character (see Index of characters [1.3.66]); among Ecdyonurus/fg1 the same in Atopopus/fg1.

Size. Fore wing length 510 mm.

Distribution. Eastern Palaearctic and whole Nearctic.


The taxon Leucrocuta/f2=g1 is divided into:

1. plesiomorphon Ecdyogymnurus

2. Leucrocuta/f3=g2