Kluge 2004: Fig.90

Figure 90. Ephemerella/fg3, thorax of imago and subimago.

AB Torleya/g2 ignita [Ephemera], fore and hind wings. CD Ephemerella/fg5 aurivillii [Chitonophora]: C lateropostnotal sclerotization of subimaginal exuviae (compare with Fig.5:D); D subimaginal exuviae of right half of mesonotum. EF Drunella/g1 aculea [Ephemerella], imaginal pterothorax: E ventral view (nerve chan shown by interrupted line); F lateral view. (CD from Kluge 1997b).

Abbreviations: FSp furcasternal protuberance; KEM katepimeron; LPNC lateropostnotal crest; LPs lateroparapsidal suture; LS lateroscutum; MNs mesonotal suture; MPs medioparapsidal suture; PSA postsubalar sclerite of lateropostnotum; PSp posterior scutal protuberance; r.l relief line; SAC subalar conjunctiva.