An inconspicuous nest mound of Kalathomyrmex emeryi along a sandy road in northern Argentina. Los Reartes, Córdoba, Argentina
Lasius neoniger nests are often marked by a pile of excavated soil. Gainesville, Florida, USA
Lasius pallitarsis brood nest inside a log. The galleries are constructed from carton, a wood pulp and fungal mix molded by the ants. Sierra Nevada, California, USA