Description published
Giraud, Annales de la Société Entomologique de France, ser. 5, 1: 389.
Location of type
Type material: Syntypes m(m), f(f), “près de Saragosse” [Spain]. Type species of Protosmia Ducke.-Combination Osmia (Protosmia) glutinosa (Giraud) in Friese (1911b: 68).