Megachilidae Schenk, 1860
Protosmia asensioi Griswold & Parker, 1987
Protosmia burmanica (Bingham, 1897)
Protosmia capitata (Schletterer, 1889)
Protosmia decipiens (Benoist, 1935)
Protosmia devia Tkalcu, 1978
Protosmia exenterata (Pérez, 1896)
Protosmia glutinosa (Giraud, 1871)
Protosmia humeralis (Pérez, 1896)
Protosmia judaica (Mavromoustakis, 1948)
Protosmia limbata (Benoist, 1935)
Protosmia longiceps (Friese, 1899)
Protosmia luctuosa (Lucas, 1848)
Protosmia magnicapitis (Stanek, 1969)
Protosmia megaceps (Kohl, 1906)
Protosmia minutula (Pérez, 1896)
Protosmia monstrosa (Pérez, 1895)
Protosmia octomaculata (Pérez, 1895)
Protosmia paradoxa (Friese, 1899)
Protosmia pulex (Benoist, 1935)
Protosmia querquedula van der Zanden, 1994
Protosmia rubifloris (Cockerell, 1898)
Protosmia sicula (Dalla Torre & Friese, 1895)
Protosmia sideritis Tkalcu, 1978
Protosmia stelidoides (Pérez, 1895)
Protosmia stigmatica (Pérez, 1895)
Protosmia tauricola Popov, 1961
Protosmia tiflensis (Morawitz, 1876)