Key to species of Johnmannia

1 Occiput with pale gold pruinescence dorsally; frons with two triangular patches of pale silver pruinescence (Fig. 3 B, F) lateromedially above antennal tubercule; scutum with lateral, pale silver, pruinescent stripes (Fig. 3 C); tarsomeres black, with basal orange bands (Fig. 1) .................................................. Johnmannia powerae sp. nov.

­ Occiput glossy black dorsally, without gold pruinescence dorsally (Fig. 7 E); frons without triangular patches of pale silver pruinescence lateromedially above antennae (Fig. 6 H); scutum without lateral silver pruinescent stripes; tarsomeres black, without basal orange bands (Fig. 6 A)......................................................................................... 2

2 Wing hyaline basomedially (Fig. 6 I); face with dense, gold pruinescence along inner eye margin (Fig. 6 H), covering anteriorly directed triangular genal flange (Fig. 6 B).... .............................................................................. Johnmannia tasmanica (Paramonov)

­ Wing entirely infuscated (Fig. 7 F); face with dense, silver pruinescence laterally from antennae along inner eye margin (Fig. 7 C), covering ventrally directed globular genal flange (Fig. 7 D) .................................................... Johnmannia kosciuszkoensis sp. nov.