Descriptions of North American Chalcididae from the collections of the U. S. Department of agriculture and of Dr. C. V. Riley, with biological notes. . Together with a list of the described North American species of the family.

United States. Dept. of Agriculture. Bureau of Entomology. Bulletin, no. 5.

Smithsonian miscellaneous collections.

Description based on: Vol. 4, published in 1862.