Genus Crossocerus Lepeletier de Saint Fargeau & Brullé, 1835
Crossocerus Lepeletier de Saint Fargeau & Brullé, 1835: 763 .
Type species: Crabro scutatus Fabricius, 1787 [= Sphex palmipes Linnaeus, 1767], designated by Westwood, 1839.
Crossocerus is represented in the Arabian Peninsula by three species, of which only C. adhaesus (Kohl, 1915) is recorded from Saudi Arabia (Leclercq 1993; Dollfuss 2006).