Brachymyrmex patagonicus (Hymenoptera: Formicidae), an Emerging Pest Species in the Southeastern United States

Joe A. MacGown, Jovonn G. Hill, Mark A. Deyrup


Brachymyrmex patagonicus Mayr is a recently introduced species that is well established in the Gulf Coast region of the United States. This species is abundant in Georgia, Florida, Alabama, Mississippi, and Louisiana and has spread into other states. It has become a nuisance pest with occasional large infestations occurring in homes, hospitals, and other businesses. Brief descriptions and illustrations of all castes, biological and economic importance, and known distribution in the United States are given.

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