ENY-840: Living With Lovebugs
Figure 2. Taxonomic characters to distinguish P. nearctica from P. americana. Head of Plecia nearctica male (A) and female (B), head of P. americana, male (C) and female (D): ocelli (o), antenna (a), oral margin- forward (om-f), and oral margin- convex (om-c). Wing of P. nearctica (E): costa (c), radial sector (rs), medial cell (mc), anal cell (a), and basal cells (bc).
Credit: Buschman 1976
