Dolichoderus curvilobus and validus have identical nesting habits, forming large carton nests of very loosely woven plant fibers (Fig. 1). See additional notes and nest images under validus.
Figure 1. Nest of Dolichoderus curvilobus, Llorona, Corcovado National Park, 22 March 1981. Image on right is after disturbance, with sharpie marker for scale. Images by J. Longino.