Mythicomyiidae, Melander, 1902

Key to species of Mythicomyiidae View in CoL of the Canary Islands

1. Wing with vein R 2+3 present (either ending in R 1 forming a small triangular marginal cell or ending in the costa).......... 2

- Wing vein R 2+3 absent ... ( Empidideicus View in CoL )................................................................... 7

2. Wing vein R 2+3 ending in R 1 and forming a small triangular cell................................................. 3

- Wing vein R 2+3 ending in costa beyond end of R 1............................................................ 5

3. Vein present separating cells br and bm.................................................................... 4

- Cells br and bm confluent, no vein present separating them ( Fig. 2b View FIGURE 2 )............................ Glabellula canariensis View in CoL

4. Cell dm open apically, costa ending slightly beyond the end of R 4+5 ( Fig. 3b View FIGURE 3 )............. Mythenteles tamaragua sp. nov.

- Crossvein dm-cu closing cell dm, costa extending completely around wing ( Fig. 4b View FIGURE 4 )........................ Reissa roni View in CoL

5. Occiput produced posteroventrally; pointed postgena; Sc complete.............................................. 6

- Occiput not produced posteroventrally; postgena normal; Sc incomplete ( Fig. 5b View FIGURE 5 )............... Cyrtosia tenuis View in CoL stat. nov.

6. Black scutellum with yellow margin, yellow mesonotum with three shiny black longitudinal stripes either fused or not, CuP curved towards wing margin ( Fig. 6b View FIGURE 6 )................................................... Cephalodromia bicolor View in CoL

- Grey scutellum, grey mesonotum with three black longitudinal stripes and four black lateral spots, CuP straight to wing margin ( Fig. 7b View FIGURE 7 )........................................................................ Cephalodromia humeralis View in CoL

7. Wing with cell dm open apically......................................................................... 8

- Wing with cell dm closed apically by crossvein ( Fig. 8b View FIGURE 8 )........................ Empidideicus ( Anomaloptilus) atomus View in CoL

8. Grey plain mesonotum, fork of veins M 1 –M 2 length 4× basal stalk length ( Fig. 9b View FIGURE 9 )................................................................................................... Empidideicus ( Empidideicus) guguy sp. nov.

- Yellow mesonotum with three longitudinal black bands, fork of veins M 1 –M 2 length 2.7× basal stalk length ( Fig. 10b View FIGURE 10 )..................................................................... Empidideicus ( Empidideicus) tagoror sp. nov.