The apices of the femora, tibia and tarsi are black. The ant's antennae, tibiae, tarsi, and mandibles are also yellow or orange. The three basal antennal joints and the foot (tarsi) are pitchy black (piceous). The legs are black with whitish tarsi. The sensory hairs on the tarsi of the female forelimbs are arranged in a group. The legs have whitish feathers which extend to the lower third of the tarsi. The foreleg of the male sports dark bands on the first and second tarsi. The trichomes on the bean leaves capture the insects by impaling their feet (tarsi). The tarsi and toes are unfeathered and straw-colored. It has short, clubbed antennae and four tarsi per leg. All ages have a well-feathered tibia but bare tarsi. Its tibia is black, and the tarsi are yellow. The tarsi and toes are densely feathered. The 3rd instar exhibits the three-segmented tarsi of all following stages. They have long, thin legs with two-jointed, two-clawed tarsi.