Sycophila incerta Ashmead, 1900:253, ♂♀. 2 ♂, 3 ♀♀, St. Vincent, W. I., and Cocoanut Grove, South Florida; Farache et al., 2017Farache, F.H.A., A. Cruaud, G. Genson, J.-Y. Rasplus & R.A.S. Pereira 2017. Taxonomic revision and molecular phylogenetics of the Idarnes incertus species-group (Hymenoptera, Agaonidae, Sycophaginae). PeerJ 5:e2842:1-47.:33, Lectotype ♀ (USNM). - Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution); Girault, 1918Girault, A.A. 1918. New and old West Indian and North-American chalcid-flies. Entomological News 29:125-130. (distribution). - As Idarnes incertus: - Farache et al., 2017Farache, F.H.A., A. Cruaud, G. Genson, J.-Y. Rasplus & R.A.S. Pereira 2017. Taxonomic revision and molecular phylogenetics of the Idarnes incertus species-group (Hymenoptera, Agaonidae, Sycophaginae). PeerJ 5:e2842:1-47. (distribution); Noyes, 2019Noyes, J.S. 2019. Universal Chalcidoidea Database. World Wide Web electronic publication. :. (distribution). - As Neosycophila incerta: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198. (distribution).