Megacyllene flexuosum Zimsen, 1964 Megacyllene robinae Ware, 1929 Megacyllene robinae Blackman & Ellis, 1916 Megacyllene robinae Daecke, 1910 Megacyllene robinae Beutenmüller, 1896 Megacyllene robinia Moffat, 1882 Megacyllene picta LeConte, 1881 Megacyllene flexuosus Pettit, 1871 Megacyllene pictus Lacordaire, 1869 Megacyllene pictus Osten-Sacken, 1862 Megacyllene pictus Bland, 1861 Megacyllene pictus LeConte, 1859 Megacyllene pictus LeConte, 1858 Megacyllene flexuosus Kirkpatrick, 1856 Megacyllene pictus White, 1855 Megacyllene pictus Emmons, 1854 Megacyllene flexuosus Melsheimer, 1853 Megacyllene pictus LeConte, 1852 Megacyllene flexuosus Haldeman, 1852 Megacyllene pictus Harris, 1841 Megacyllene flexuosus Castelnau & Gory, 1841 Megacyllene flexuosus Castelnau, 1840 Megacyllene pictus Harris, 1838 Megacyllene pictus Drury & Westwood, 1837 Megacyllene flexuosus Audinet-Serville, 1834 Megacyllene flexuosus Schönherr, 1817 Megacyllene flexuosus Fabricius, 1801 Megacyllene flexuosum Olivier, 1795 Megacyllene flexuosum Fabricius, 1793 Megacyllene flexuosum Olivier, 1790 Megacyllene flexuosus Gmelin, 1790 Megacyllene flexuosum Fabricius, 1781 Megacyllene flexuosum Fabricius, 1775 Megacyllene picta Drury, 1773 |