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- Ashmead, W. H. 1893b. Descriptions of new braconids bred by Prof. A. D. Hopkins. Canadian Entomologist 25:67-79.
- Ashmead, W. H. 1894. A synopsis of the Spalangiinae of North America. Entomological Society of Washington, Washington, D.C., Proceedings 3:27-37.
- Ashmead, W. H. 1896. Descriptions of new parasitic Hymenoptera . American Entomological Society, Transactions 23:179-234.
- Ashmead, W. H. 1901. Communication. Entomological Society of Washington, Washington, D.C., Proceedings 4:343.