Nests of Ananthidium dilmae. 1 Nest on a branch of Baccharis sp. (Asteraceae), found in the Vila Velha State Park, in southern Brazil (nest 1) 2 Close up view of the two-celled nest in the field 3, 4 Close up views of nest 5 under the stereomicroscope using different lighting to show plant fibers mixed with resin; the tip of the metasoma of the male completely emerged in Fig. 4 can be seen in Fig. 3 exiting through the cell entrance.