Este género contiene las siguientes especies:

• Mecyna albalis Amsel, 1961
• Mecyna arroundella (Schmidt, 1934)
• Mecyna asiaticalis (Caradja, 1916)
• Mecyna asinalis (Hübner, 1819)
• Mecyna atlanticum (Bethune-Baker, 1894)
• Mecyna auralis (Peyerimhoff, 1872)
• Mecyna babalis Amsel, 1970
• Mecyna bandiamiralis Amsel, 1970
• Mecyna biternalis (Mann, 1862)
• Mecyna cocosica Munroe, 1959
• Mecyna cuprinalis Ragonot, 1895
• Mecyna flavalis (Denis & Schiffermüller, 1775)
• Mecyna fuscimaculalis (Grote, 1878)
• Mecyna gracilis (Butler, 1879)
• Mecyna grisealis Amsel, 1961
• Mecyna indistinctalis Amsel, 1961
• Mecyna luscitialis (Barnes & McDunnough, 1914)
• Mecyna lutealis (Duponchel, 1833)
• Mecyna luteofluvalis Mutuura, 1954
• Mecyna marcidalis (Fuchs, 1879)
• Mecyna marioni Amsel, 1957
• Mecyna mauretanica Slamka, 2013
• Mecyna micalis (Caradja, 1916)
• Mecyna mustelinalis (Packard, 1873)
• Mecyna procillusalis (Walker, 1859)
• Mecyna prunipennis Butler, 1879
• Mecyna quinquigera (Moore, 1888)
• Mecyna salangalis Amsel, 1970
• Mecyna sefidalis (Amsel, 1950)
• Mecyna submedialis (Grote, 1876)
• Mecyna subsequalis (Herrich-Schäffer, 1843-1856)
• Mecyna suffusalis (Warren, 1892)
• Mecyna tapa (Strand, 1918)
• Mecyna tricolor (Butler, 1879)
• Mecyna trinalis (Denis & Schiffermüller, 1775)

• Mecyna andalusica (Staudinger, 1879)
• Mecyna catalalis Viette, 1953
• Mecyna lutalbalis (Caradja, 1916)
• Mecyna lutulentalis (Lederer, 1858)
• Mecyna pistorialis (Zerny, 1934)