[1]
Webb, D.W. and Metz, M.A. 2004. The South American genus Nigranitida Metz (Diptera: Therevidae: Therevinae) with the description of three new species. Zootaxa. 757, 1 (Dec. 2004), 1–16. DOI:https://doi.org/10.11646/zootaxa.757.1.1.