Pseudomyrmex gracilis, with larva. Archbold Biological Station, Florida, USA
Pseudomyrmex simplex worker with larvae. This species is among the most common Pseudomyrmex from subtropical North America south to Argentina. Monte Verde, Minas Gerais, Brazil
Cutting open a hollow twig reveals a small nest of Pseudomyrmex simplex. Monte Verde, Minas Gerais, Brazil
