Iridomyrmex, or rainbow ants (referring to their blue-green iridescent sheen) is a genus of ants in the subfamily Dolichoderinae. There are 79 extant species in this genus and they range from India to China to Australia and New Caledonia.{cn|date=August 2014} Unlike other genera in Dolichoderinae, Iridomyrmex ants have the front margin of the clyp...