In Florida this is an introduced species, originating in Africa (Perhaps via Jamaica, as it was found there in 1979).
This species was found in FL in 1981.
For more info see this article:
MENKE, A. S. AND L. A. STANGE 1986. Delta campaniforme rendalli (Bingham) and Zeta argillaceum (Linnaeus) established in southern Florida, and comments on generic discretion in Eumenes s. I. (Hymenoptera: Vespidae; Fla. Ent. 69: 697-702.