CLADOENDESIS OF EPHEMEROPTERA
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Kluge 2004: Fig.98 (corrected in 2009)

Figure 98. Tricorygnatha Tricorythus/fg5 discolor [Oxycypha].

A–B – fore (A) and hind (B) tarsus of mature larva with subimaginal (integral line) and imaginal (interrupted line) tarsus inside (corrected in 2009); C – abdominal sternum IX of mature male larva, ventral view (internal structures – cuticle of larval penis bud, subimaginal cuticle and imaginal parts – shown by interrupted lines); D – subimaginal exuviae of right half of mesonotum.

Abbreviations: ANi – anteronotal transverse impression; gsty:I – imaginal gonostylus; gsty:S – subimaginal cuticle of gonostylus; LPs – lateroparapsidal suture; MPs – medioparapsidal suture; p:I – imaginal penis; p:L – larval penis bud; p:S – subimaginal cuticle of penis; sg:I – imaginal styliger; sg:S – subimaginal cuticle of styliger; TIS – transverse intersutal suture.