FIGURES 43–47 in The concept of Compsoneuria Eaton, 1881 revisited in light of historical and new material from the Sunda Islands (Ephemeroptera: Heptageniidae: Ecdyonurinae)

FIGURES 43–47. Nymphal maxillae details of Compsoneuria spectabilis. Fig. 43: SEM view of the dentisetae, proximal dentiseta in red, distal dentisetae in yellow, with first one fimbriate; Fig 44: Same view in optical microscope; Fig. 45: SEM view of fimbriate scattered setae on the ventral face of the galea; Fig. 46: Same view in optical microscope; Fig. 47: SEM view of the comb-shape setae on the crown of the galea; abbreviations: dp: proximal dentiseta, dd1, first distal dentiseta, dd2 second distal dentiseta.