FIGURE 24 in The worldwide occurrence of Sceliphron caementarium (Drury, 1773) outside its native range, with new records (Hymenoptera: Sphecidae)

FIGURE 24. The updated distribution of Sceliphron caementarium in Belgium (left), Netherlands (center), Luxembourg (right). Green = regions where the species is known; grey = regions with no records. The regions where the species is recorded for the first time through present work are marked with an asterisk. 1 = Flanders; 2 = Wallonia; 3= North Holland; 4 = Flevoland; 5 = Overijssel; 6 = North Brabant; 7 = Limburg; 8 = Esch-sur-Alzette.