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This list of arthropod alien species is limited to species and groups of genetically related extraterrestrial organisms that exhibit physical features, attributes or forms similar to, but potentially far from a typical Terran species of arthropod while excluding specific references to individual organisms. This list includes sapient, non-sapient and hybrid forms of alien arthropods.
Locust (listed under insectoid because of their superorganism-like society, the various Locust types are similar to a variety of creatures such as arachnids, humans, monkeys, bats, Queen type hive insects, jellyfish, and squid) (Gears of War)