Arachnids
Introduced arachnids include the Red Spider Mite which sucks sap from plants and is considered a pest; attempts are being to control it with another mite Phytoseiulus persimilis. The Redback Spider and White-tailed Spider are feared by some people.
Scorpions include Cercophonius squama, Lychas marmoreus (Little Marbled Scorpion), Lychas variatus (Marbled Scorpion), Urodacus manicatus (Black Rock Scorpion) and Urodacus yaschenkoi (Inland Robust Scorpion).
Read more about this topic: Fauna Of The Australian Capital Territory