El-Hawagry, M.S. and Greathead, D.J. 2006.

Review of the genus Villa Lioy (Bombyliidae, Diptera) from Egypt, with descriptions of two new species

. Zootaxa. 1113, 1 (Jan. 2006), 21–32. DOI:https://doi.org/10.11646/zootaxa.1113.1.2.