provided by Catalog of Hymenoptera in America North of Mexico
Most species nest in pre-existing cavities such as in stems, twigs, abandoned larval bagworm cases, and abandoned mud-dauber cells, but one species (perhaps erroneously) has been reported as also building mud nests attached to foliage. Caterpillars are stored as prey.
- bibliographic citation
- Catalog of Hymenoptera in America North of Mexico. 1979. Prepared cooperatively by specialists on the various groups of Hymenoptera under the direction of Karl V. Krombein and Paul D. Hurd, Jr., Smithsonian Institution, and David R. Smith and B. D. Burks, Systematic Entomology Laboratory, Insect Identification and Beneficial Insect Introduction Institute. Science and Education Administration, United States Department of Agriculture.