FIGURE 3. Top 4 of the Megachilidae species represented by the highest number of specimens in the RMCA collection (Tervuren, Belgium). A. Gronoceras cinctum (Fabricius, 1781) (female at nest entrance) (n=1,270 specimens); B. Euaspis abdominalis (Fabricius, 1793) (female on Duranta erecta (Verbenaceae)) (n=394 specimens); C. Megachile rufipes (Fabricius, 1781) (male on Antigonon leptopus (Polygonaceae)) (n=390 specimens); D. Megachile bituberculata Ritsema, 1880 (female on Pueraria javanica (Fabaceae)) (n=281). All photographs by NJ Vereecken. ; Published as part of Nkulu, Alain Tshibungu, Pauly, Alain, Dorchin, Achik & Vereecken, Nicolas J., 2023, The Megachilidae (Hymenoptera, Apoidea, Apiformes) of the Democratic Republic of Congo curated at the Royal Museum for Central Africa (RMCA, Belgium), pp. 1-103 in Zootaxa 5392 (1) on page 85, DOI:10.11646/zootaxa.5392.1.1, http://zenodo.org/record/10435063