Hylaeus (Lambdopsis) melba (Warncke, 1992)
Prosopis melba Warncke, 1992: 773 —ϐ (KW), Holotype, 20 km SO Erfoud (Morocco)
Global distribution: Near endemic (Morocco, Algeria, Tunisia)
Regional distribution: Drâa-Tafilalet; Souss-Massa
References: Warncke (1992a); Dathe (1995)