Genus Acromyrmex Mayr

These leaf­cutting ants are represented in California by a single species, Acromyrmex versicolor (Pergande), confined to the southern deserts. The harvested leaves are used to culture a basidiomycete fungus, which is the principal food of the ants. References: Gamboa (1975, 1976), Johnson and Rissing (1993), Julian and Fewell (2004), Mueller et al. (2001), Reichardt and Wheeler (1996), Rissing et al. (1986, 1989), Snelling and George (1979), Weber (1972).