Brief Summary

provided by Catalog of Hymenoptera in America North of Mexico
The contributions cited below treat only the subfamilies Larrinae and Miscophinae because the Trypoxyloninae have been associated with the former two groups only since 1964. The revisions are quite inadequate for identification in most genera for many additional species have been described in intervening years.
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.