Check list of ground-dwelling ant diversity (Hymenoptera: Formicidae) of the Iguazú National Park with a comparison at regional scale.

We describe the ant fauna of Iguazu National Park (INP), a region of high biodiversity and endemism in northeastern Argentina that includes the southernmost protected area of the Atlantic Forest (AF).  Ants were sampled over seven periods from 1998 to 2011 using a variety of techniques. We also surveyed museum collections and the scientific literature to obtain additional records of ants from INP. In addition to providing a species list, we...