Tselikh, E. 2015.

Review of the world species of Spaniopus Walker, 1833 (Hymenoptera:
Pteromalidae), with description of a new species from the Russian Far East

. Zootaxa. 4058, 1 (Dec. 2015), 41–65. DOI:https://doi.org/10.11646/zootaxa.4058.1.2.