Kluge 2004: Fig.40

Figure 40. Isonychia/fg2 ignota [Baetis].

AB fore and hind wings; C thoracic terga of larva of beginning of last instar (larval hind protopteron shown by interrupted line at right half, hypodermal parts shown by dotted line); D subimaginal exuviae of right half of mesonotum; E imaginal pterothorax, ventral view; F the same, lateral view. (F from Kluge 1998).

Abbreviations: AES anepisternum; FSp fused furcasternal protuberance; KES katepisternum; LPs lateroparapsidal suture; MNs mesonotal suture; MPs medioparapsidal suture; PCxsA anterior paracoxal suture; SMS submedioscutum.