Genus Atticus refers to a group of animals, specifically a group of insects, that belongs to the family of Atticidae. This family is comprised of crab spiders, which are commonly found in Attica, the historical region of Greece that includes Athens. Synonyms for Genus Atticus include Attic spider, Attic crab spider, and Atticus crab spider. These spiders are known for their ability to change color to blend in with their surroundings and ambush their prey. They are also known for their unique leg arrangement that allows them to move in a crab-like manner. While some species of Genus Atticus are harmless to humans, others can potentially deliver a painful bite.