Aedes Vexans (Meigen)
Considered the most widespread pest mosquitoes in the world, and found in northwest America, they are spreaders of the Encephalitis virus, West Nile Virus, and other diseases.
Coquillettidia Perturbans
These speckled bloodsuckers get their perturbing name because they are found worldwide and have been implicated as vectors for the Eastern equine encephalomyelitis virus as well as the West Nile virus and Eastern equine encephalomyelitis.