Additionally, the morphological variation was investigated by measuring and statistically comparing several key traits of the genitalia of female Apatania with respect to their origin, including flies from Greenland and A. hispida from Norway.
Auk þess var útlitsbreytileiki í kynfærum kvendýra rannsakaður með tilliti til uppruna flugnanna, skoðaðar voru flugur frá Íslandi, Grænlandi og Apatania hispida frá Noregi.