Cleptoparasitic: Hosts; Andrena coitana (R.C.L. Perkins, 1919g, 1923, 1924; Hallett, 1928; Chambers, 1949; and other European authors cited in Westrich 1989 and Smit 2018) and possibly A. tarsata (R.C.L. Perkins, 1919g; Butterfield & Fordham, 1932; Celary, 1995).