Cleptoparasitic: Hosts; Possibly a cleptoparasite of Andrena morio (Westrich, 1989). Smit (2014; 2018) suggests that probable hosts are Andrena rutila (Schmiedeknecht 1930, Stoeckhert 1933) and Andrena fuscosa (Kocourek 1966, Standfuss and Schwarz 2007).