Osmia (Helicosmia) caerulescens (Linnaeus, 1758)

Global distribution: Palearctic

Regional distribution: Tanger-Tetouan-Al Hoceima; Oriental; Fès-Meknès; Rabat-Salé-Kénitra; Béni Mellal-Khénifra; Casablanca-Settat; Marrakech-Safi; Drâa-Tafilalet; Souss-Massa; Guelmim-Oued Noun

References: Schulthess (1924); Benoist (1950b); Warncke (1988b); M̹ller (2019); Schmid-Egger (unpublished)