Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm.

  Part of: Kaltenbach T, Gattolliat J-L (2021) A new genus from Madagascar with strongly enlarged labium (Ephemeroptera, Baetidae). African Invertebrates 62(2): 465-484.