Xiphosoma nigra Szépligeti, 1906:119, Cuéllar-Ramírez, 2022Cuéllar-Ramírez, M. 2022. . Dissertation , , 1-175. Florencia - Caquetá.:50, Holotype ♀ (TM); Cuéllar-Ramírez et al., 2023Cuéllar-Ramírez, M., Y. Ramos-Pastrana & D.R.R. Fernandes 2023. Five new species of Eiphosoma Cresson, 1865 (Ichneumonidae: Cremastinae) from Colombia, new records, and a key to Colombian species. Zootaxa 5330 (4):451-491.:460, Holotype ♀ (TM). - As Eiphosoma nigrum: - Cuéllar-Ramírez, 2022Cuéllar-Ramírez, M. 2022. . Dissertation , , 1-175. Florencia - Caquetá. (distribution); Cuéllar-Ramírez et al., 2023Cuéllar-Ramírez, M., Y. Ramos-Pastrana & D.R.R. Fernandes 2023. Five new species of Eiphosoma Cresson, 1865 (Ichneumonidae: Cremastinae) from Colombia, new records, and a key to Colombian species. Zootaxa 5330 (4):451-491. (distribution).
Eiphosoma parana Morley, 1913:53, Cuéllar-Ramírez, 2022Cuéllar-Ramírez, M. 2022. . Dissertation , , 1-175. Florencia - Caquetá.:50, Holotype ♀ (NHM); Cuéllar-Ramírez et al., 2023Cuéllar-Ramírez, M., Y. Ramos-Pastrana & D.R.R. Fernandes 2023. Five new species of Eiphosoma Cresson, 1865 (Ichneumonidae: Cremastinae) from Colombia, new records, and a key to Colombian species. Zootaxa 5330 (4):451-491.:460, Holotype ♀ (NHM). - Cuéllar-Ramírez, 2022Cuéllar-Ramírez, M. 2022. . Dissertation , , 1-175. Florencia - Caquetá.:50 ( listed as synonym of Eiphosoma nigrum (Szépligeti, 1906)); Cuéllar-Ramírez et al., 2023Cuéllar-Ramírez, M., Y. Ramos-Pastrana & D.R.R. Fernandes 2023. Five new species of Eiphosoma Cresson, 1865 (Ichneumonidae: Cremastinae) from Colombia, new records, and a key to Colombian species. Zootaxa 5330 (4):451-491.:460 ( listed as synonym of Eiphosoma nigrum (Szépligeti, 1906)).