| Agonopterix alstroemeriana (Clerck, 1759) | ⇒ Agonopterix alstromeriana Clerck, 1759 |
| Agonopterix alstromeriana Clerck, 1759 | Brown-spot Flat-body |
| Agonopterix angelicella Hübner, 1813 | Angelica Flat-body |
| Agonopterix arenella Denis & Schi..., 1775 | Brindled Flat-body |
| Agonopterix assimilella Treitschke, 1832 | Dusted Flat-body |
| Agonopterix astrantiae HEINEMANN, 1870 | Sanicle Flat-body |
| Agonopterix atomella Denis & Schi..., 1775 | Greenweed Flat-body |
| Agonopterix atrodorsella Clemens, 1863 | Beggartick Leaffolder |
| Agonopterix bipunctosa Curtis, 1850 | Twin-spot Flat-body |
| Agonopterix capreolella Zeller, 1839 | Fuscous Flat-body |
| Agonopterix carduella Hübner, 1817 | Thistle Flat-body |
| Agonopterix ciliella Stainton, 1849 | Large Carrot Flat-body |
| Agonopterix cnicella Treitschke, 1832 | Sea-holly Flat-body |
| Agonopterix conterminella Zeller, 1839 | Sallow Flat-body |
| Agonopterix curvipunctosa Haworth, 1811 | Powdered Flat-body |
| Agonopterix heracliana Linnaeus, 1758 | Common Flat-body |
| Agonopterix kaekeritziana Linnaeus, 1767 | Straw Flat-body |
| Agonopterix kuznetzovi Lvovsky, 1983 | Cornish Flat-body |
| Agonopterix liturosa Haworth, 1811 | Large Purple Flat-body |
| Agonopterix nanatella Stainton, 1849 | Carline Flat-body |
| Agonopterix nervosa Haworth, 1811 | Carrot and parsnip flat-body moth |
| Agonopterix ocellana Fabricius, 1775 | Red-letter Flat-body |
| Agonopterix pallorella Zeller, 1839 | Pale Flat-body |
| Agonopterix propinquella Treitschke, 1835 | Black-spot Flat-body |
| Agonopterix pulvipennella Clemens, 1864 | Goldenrod Leafffolder |
| Agonopterix purpurea Haworth, 1811 | Small Purple Flat-body |
| Agonopterix putridella Denis & Schi..., 1775 | Estuarine Flat-body |
| Agonopterix rotundella Douglas, 1846 | Rolling Carrot Flat-body |
| Agonopterix scopariella HEINEMANN, 1870 | Broom Flat-body |
| Agonopterix stigmella Moore, 1878 | |
| Agonopterix subpropinquella Stainton, 1849 | Ruddy Flat-body |
| Agonopterix umbellana Fabricius, 1794 | Gorse Flat-body |
| Agonopterix yeatiana Fabricius, 1781 | Coastal Flat-body |
| Agonoxena phoenicia Bradley, 1966 | Palm moth |
| Antaeotricha incisurella Walker, 1864 | |
| Bibarrambla allenella Walsingham, 1882 | Bog Bibarrambla |
| Blastodacna atca | |
| Blastodacna atra Haworth, 1828 | Apple bud worm |
| Blastodacna hellerella Duponchel, 1839 | Hawthorn berry moth |
| Chrysoclista lathamella T. Fletcher, 1936 | Orange-blotch Cosmet |
| Chrysoclista linneella Clerck, 1759 | Cosmet |
| Depressaria (Depressaria) albipunctella Denis & Schi..., 1775 | White-spot Flat-body |
| Depressaria (Depressaria) badiella Hübner, 1796 | Brown Flat-body |
| Depressaria (Depressaria) chaerophylli Zeller, 1839 | Streaked Flat-body |
| Depressaria (Depressaria) daucella Denis & Schi..., 1775 | Carrot moth |
| Depressaria (Depressaria) depressana Fabricius, 1775 | Blunt's flat-body moth |
| Depressaria (Depressaria) discipunctella Herrich-Schä..., 1854 | Scarce Flat-body |
| Depressaria (Depressaria) douglasella Stainton, 1849 | Carrot Flat-body |
| Depressaria (Depressaria) olerella Zeller, 1854 | Yarrow Flat-body |
| Depressaria (Depressaria) pastinacella (Retzius, 1783) | ⇒ Depressaria radiella Goeze, 1783 |
| Depressaria (Depressaria) pimpinellae Zeller, 1839 | Pimpinel Flat-body |
| Depressaria (Depressaria) pulcherrimella Stainton, 1849 | Pignut Flat-body |
| Depressaria (Depressaria) radiella Goeze, 1783 | Cow-parsnip Flat-body |
| Depressaria (Depressaria) sordidatella Tengstrom, 1848 | Chervil Flat-body |
| Depressaria (Depressaria) ultimella Stainton, 1849 | Fen Flat-body |
| Depressaria angelicella Hübner, 1813 | |
| Depressaria apiella (Hübner, 1801) | ⇒ Depressaria daucella Denis & Schi..., 1775 |
| Depressaria astrantiae (HEINEMANN, 1870) | ⇒ Agonopterix astrantiae HEINEMANN, 1870 |
| Depressaria atomella (Zeller, 1854) | ⇒ Agonopterix scopariella HEINEMANN, 1870 |
| Dystebenna stephensi Stainton, 1849 | Oak Cosmet |
| Elachista (Aphelosetia) adscitella Stainton, 1851 | Oblique-barred Dwarf |
| Elachista (Aphelosetia) argentella Clerck, 1759 | Swan-feather Dwarf |
| Elachista (Aphelosetia) bedellella Sircom, 1848 | Grey Dwarf |
| Elachista (Aphelosetia) bisulcella Duponchel, 1843 | Yellow-tipped Dwarf |
| Elachista (Aphelosetia) cahorsensis Traugott-Olsen, 1992 | White Dwarf |
| Elachista (Aphelosetia) cingillella (Herrich-Schä..., 1855) | ⇒ Elachista metella aict neerl nec He..., 1855 |
| Elachista (Aphelosetia) collitella Duponchel, 1843 | Pembroke Dwarf |
| Elachista (Aphelosetia) gangabella Zeller, 1850 | Yellow-barred Dwarf |
| Elachista (Aphelosetia) littoricola Le Marchand, 1938 | Hampshire Dwarf |
| Elachista (Aphelosetia) obliquella Stainton, 1854 | Wood Dwarf |
| Elachista (Aphelosetia) revinctella (Zeller, 1850) | ⇒ Elachista adscitella Stainton, 1851 |
| Elachista (Aphelosetia) subalbidella Schläger, 1847 | Buff Dwarf |
| Elachista (Aphelosetia) subocellea Stephens, 1834 | Brown-barred Dwarf |
| Elachista (Aphelosetia) triatomea Haworth, 1828 | Meadow Dwarf |
| Elachista (Aphelosetia) triseriatella Stainton, 1854 | Western Dwarf |
| Elachista (Aphelosetia) unifasciella (Haworth, 1828) | ⇒ Elachista maculoscella Clemens, 1860 |
| Elachista (Elachista) albidella Nylander, 1848 | Cotton-grass Dwarf |
| Elachista (Elachista) albifrontella Hübner, 1817 | White-headed Dwarf |
| Elachista (Elachista) alpinella Stainton, 1854 | Marsh Dwarf |
| Elachista (Elachista) apicipunctella Stainton, 1849 | Pearl Dwar |
| Elachista (Elachista) atricomella Stainton, 1849 | Black-headed Dwarf |
| Elachista (Elachista) biatomella Stainton, 1848 | Two-dotted Dwarf |
| Elachista (Elachista) canapennella Hübner, 1813 | Little Dwarf |
| Elachista (Elachista) cinereopunctella Haworth, 1828 | Grey-spotted Dwarf |
| Elachista (Elachista) consortella Stainton, 1851 | Field Dwarf |
| Elachista (Elachista) eleochariella Stainton, 1851 | Small Bog Dwarf |
| Elachista (Elachista) freyerella Hübner, 1825 | Broken-barred Dwarf |
| Elachista (Elachista) gleichenella (Fabricius, 1781) | ⇒ Elachista gerasimovi Sruoga, 2000 |
| Elachista (Elachista) humilis Zeller, 1850 | Obscure Dwarf |
| Elachista (Elachista) kilmunella Stainton, 1849 | Moorland Dwarf |
| Elachista (Elachista) luticomella Zeller, 1839 | Yellow-headed Dwarf |
| Elachista (Elachista) maculicerusella Bruand, 1859 | Triple-spot Dwarf |
| Elachista (Elachista) poae Stainton, 1855 | Sweet-grass Dwarf |
| Elachista (Elachista) pomerana Frey, 1870 | Fen Dwarf |
| Elachista (Elachista) regificella (Sircom, 1849) | ⇒ Elachista tengstromi Kaila, Bengt..., 2001 |
| Elachista (Elachista) rufocinerea Haworth, 1828 | Red-brindled Dwarf |
| Elachista (Elachista) scirpi Stainton, 1887 | Saltern Dwarf |
| Elachista (Elachista) serricornis (Stainton, 1854) | ⇒ Elachista juliensis Frey, 1870 |
| Elachista (Elachista) stabilella Stainton, 1858 | Southern Dwarf |
| Elachista (Elachista) subnigrella Douglas, 1853 | Dark Dwarf |
| Elachista (Elachista) trapeziella Stainton, 1849 | Scarce Dwarf |
| Elachista (Elachista) utonella Frey, 1856 | Bog Dwarf |
| Elachista aristoteliella Kaila, 1999 | |
| Elachista corbicula Kaila, 2011 | |
| Elachista effusi Kaila, 2011 | |
| Elachista gerasmia Meyrick, 1888 | |
| Elachista illectella Clemens, 1860 | |
| Elachista morwenella Kaila, 1999 | |
| Elachista platysma Kaila, 2011 | |
| Elachista velutina Kaila, 2011 | |
| Ethmia abraxasella Walker, 1864 | |
| Ethmia bipunctella Fabricius, 1775 | Bordered echium ermel |
| Ethmia cubensis Busck, 1934 | |
| Ethmia dodecea Haworth, 1828 | Dotted Ermel |
| Ethmia farrella Powell, 1973 | |
| Ethmia gelidella Walker, 1864 | |
| Ethmia marmorea Walsingham, 1888 | |
| Ethmia pyrausta Pallas, 1771 | Mountain Ermel |
| Ethmia quadrillella Goeze, 1783 | Comfrey Ermel |
| Ethmia submissa Busck, 1914 | Moth |
| Ethmia subsimilis Walsingham, 1897 | |
| Ethmia terminella Fletcher, 1938 | Five-spot Ermel |
| Exaeretia (Exaeretia) allisella Stainton, 1849 | Mugwort Flat-body |
| Gonada pyronota Meyrick, 1924 | |
| Hypercallia citrinalis Scopoli, 1763 | Lemon Flat-body |
| Luquetia lobella Denis & Schi..., 1775 | Sloe Flat-body |
| Microcolona trigonospila Meyrick, 1897 | |
| Perittia herrichiella Herrich-Schä..., 1855 | Moth |
| Perittia obscurepunctella Stainton, 1848 | Honeysuckle Dwarf |
| Rectiostoma fernaldella Riley, 1889 | |
| Semioscopis avellanella Hübner, 1793 | Early Flat-body |
| Semioscopis inornata Walsingham, 1882 | Dull Flatbody Moth |
| Semioscopis mcdunnoughi Clarke, 1941 | |
| Semioscopis steinkellneriana Denis & Schi..., 1775 | Dawn Flat-body |
| Spuleria flavicaput Haworth, 1828 | Yellow-headed Cosmet |
| Stenoma hydraena Meyrick, 1916 | |
| Stenoma ochlodes Walsingham, 1912 | |
| Stenoma polyglypta Meyrick, 1915 | |
| Stenoma stephanodes Meyrick, 1931 | |
| Stephensia brunnichella Linnaeus, 1767 | Basil Dwarf |
| Talitha cincta Faure, 1958 | |
| Telechrysis tripuncta Haworth, 1828 | Treble-spot Flat-body |
