Bashir, N.H., Du, S.-J., Yue, D., Li, Q. and Ma, L. 2019.

The genus Passaloecus Shuckard (Hymenoptera: Crabronidae) from China with four new species and two new records

. Zootaxa. 4629, 3 (Jul. 2019), 428–440. DOI:https://doi.org/10.11646/zootaxa.4629.3.10.