Chelostoma (Foveosmia) distinctum (Stoeckhert, 1929)

Oligolectic: Campanula (Campanulaceae) (Pesenko in Banaszak, 1995; Banaszak & Romasenko 1998; Amiet et al., 2004; Sedivy et al., 2008; Westrich, 1989, Gogala, in litt.).