2012 in arthropod paleontology

This list of fossil arthropods described in 2012 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every kind that have been described during the year 2012. The list only includes taxa at the level of genus or species.

General research

 * The oldest member of the tiger moth subfamily Arctiinae is noted, but not described from the Klondike Mountain Formation.