Description published
Friese, Entomologische Nachrichten (Berlin), 25: 63.
Location of type
Type material: Holotype m, “Algerien” [Algeria], ZMHB (Berlin).-Combination Osmia (Chalcosmia) lobata Friese in Friese (1911b: 111). Combination Osmia (Diceratosmia) lobata Friese in Tkalcu (1969a: 333). Combination Osmia (Caerulosmia) lobata Friese in Zanden (1988b: 123)