Townes, H., and M. Townes. 1959. Ichneumon-Flies of America North of Mexico: 1 Subfamily Metopiinae. Smithsonian Institution, Washington, D.C. 318 pp.
Townes, H., and M. Townes. 1959. Ichneumon-Flies of America North of Mexico: 1 Subfamily Metopiinae. Smithsonian Institution, Washington, D.C. 318 pp.