Idiogramma comstockii crassum Townes 1992

Townes 1992. The ichneumon-flies of America north of Mexico. Part 11. Tribes Oedemopsini, Tryphonini and Idiogrammatini (Hymenoptera: Ichneumonidae: Tryphoninae). Memoirs of the American Entomological Institute (Gainesville), No. 50 1992: 1-296