CLADOENDESIS OF EPHEMEROPTERA
Figure 52. Heptagennota-Pseudiron/fg* centralis [Pseudiron].
A – head and thorax of male larva of last instar, dorsal view (in right half hidden outlines of pronotum, mesonotum and metanotum are shown by interrupted lines); B – male imaginal head and thorax, ventral view (left fore leg removed); C – subimaginal exuviae of right half of mesonotum; D – median section of larval head capsule and labrum; E – apex of left maxilla, dorsal view (dentisetae shown by dots); F – labium, dorsal view (in left half) and ventral view (in right half) (muscles shown by interrupted lines) (the same scale as in Fig.D). (E – from Kluge 1998)
Abbreviations: AES – anepisternum; cly – clypeus; fr – frons; FSp – furcasternal protuberance; KES – katepisternum; lbr – labrum; LPs – lateroparapsidal suture; MNs – mesonotal suture; MPs – medioparapsidal suture; PCxsA – anterior paracoxal suture; r.l – relief line.