Arachnid edit this page History Discuss1 34,113pages on this wiki An "Archerite" Scorpion An arachnid is an arthropod. The group is mainly terrestrial, and includes spiders and scorpions. Varities of these species have been found on many planets, indicating a similarity of evolution among lifeforms. See also Edit Arachnid Nebula Christina Queen Arachnia External linkEdit Arachnid at Wikipedia Related Categories Category: Animals Add category