The introduction and establishment of Sceliphron caementarium (Drury, 1773) (Hymenoptera, Sphecidae) in Malta (Central Mediterranean)

Abstract

The introduction and establishment of the North American mud-dauber wasp Sceliphron caementarium (Drury, 1773) is reported for the first time from the Maltese Islands. A check-list of the Maltese Sphecidae is provided.