Aerumnosa

Vilkamaa, Pekka, Rudzinski, Hans-Georg, Burdíková, Nikola & Ševčík, Jan, 2018, Phylogenetic position of Aerumnosa Mohrig (Diptera, Sciaridae) as revealed by multigene analysis, with the description of four new Oriental species, Zootaxa 4399 (2), pp. 248-260 : 252

Key to the species of Aerumnosa

1 Gonostylus with one apical tooth......................................................................... 2

- Gonostylus with two apical teeth......................................................................... 5

2 Apical tooth of gonostylus small, about as long as gonostylar megasetae, maxillary palpus with small 2nd segment............................................................................................. A. noctinigra Mohrig

- Apical tooth of gonostylus larger, at least 2x as long as gonostylar megasetae...................................... 3

3 Gonostylus with two separate groups of megasetae.......................................... A. bituberculata sp. n.

- Gonostylus with one group of megasetae................................................................... 4

4 Apical tooth of gonostylus nearly as long as gonostylus, megasetae placed at middle of gonostylus....... A. horrifica sp. n.

- Apical tooth of gonostylus about 1/5 of length of gonostylus, megasetae at base of gonostylus........... A. perfida Mohrig

5 Hind wing veins setose................................................................................. 6

- Hind wing veins non-setose............................................................................. 7

6. Gonostylus tumid, basalmost apical tooth shorter than width of gonostylus, the group of megasetae separated from basal body of basalmost apical tooth.............................................................. A. trichovenosa Mohrig

- Gonostylus narrowed towards apex, basalmost apical tooth about as long as width of gonostylus, the group of megasetae at base of basalmost apical tooth........................................................... A. rhinocerata Mohrig

7 Apical teeth of gonostylus divergent............................................................ A. impar sp. n.

- Apical teeth of gonostylus subparallel..................................................................... 8

8. Maxillary palpus with small 2nd segment, apical teeth of gonostylus subequal in size................. A. gemmifera sp. n.

- Maxillary palpus with one segment, apical teeth of gonostylus unequal in size..................................... 9

9. Basal apical tooth of gonostylus larger than apical one, tegmen subconical.......................... A. furcillata Mohrig

- Basal apical tooth of gonostylus smaller than apical one, tegmen triangular......................... A. nocturna Mohrig