91a (90a). Ocelli present and/or venation reduced; eyes meet above
antennae; wing not scaly
(Figs.A-C) (larvae are
predators of Homoptera & mites).…....................( Diptera) Cecidomyiidae
Please
CLICK on pictures
to enlarge
A B C
91b. Ocelli absent; probosis extends far beyond clypeus; wing
venation strong; wing veins and
margin covered
with scales, usually also on body (Figs.A-G) (larvae of some species
are predators
of aquatic
arthropods)......................................……........................( Diptera) Culicidae
Please CLICK on pictures
to enlarge
A
B C D
E F G