Osmia (Helicosmia) leaiana (Kirby, 1802)
Osmia ventralis schachti Warncke, 1988: 31 — ♀ (OLML), Holotype, Oukaimeden (Morocco)
Global distribution: Palearctic
Regional distribution: Fès-Meknès; Marrakech-Safi; Drâa-Tafilalet
References: Tkalců (1975b); Warncke (1988b); Müller (2019)