The subgenus Apocrabro Pate from China with descriptions of two new species (Hymenoptera: Crabronidae)

The subgenus Apocrabro Pate (Crabronidae: Crabroninae: Crossocerus) from China is reviewed. A taxonomic key to the species from China is provided. Two new species, Crossocerus (Apocrabro) medidentatus n. sp. from Sichuan and Guizhou, China, and Crossocerus (Apocrabro) binicarinalis n. sp. from Sichuan. China, are described and illustrated.