| Agriades aquilo (Boisduval, 1832) | ⇒ Agriades glandon Prunner, 1798 |
| Agriades aquilo podarce | |
| Agriades aquilo rustica | |
| Agriades cassiope Emmel & Emmel, 1998 | Cassiope Blue |
| Agriades franklini | Franklin Blue |
| Agriades glandon Prunner, 1798 | 'Glandon' Arctic Blue |
| Agriades glandon cassiope J. Emmel & T..., 1998 | Arctic Blue |
| Agriades glandon kelsoni J. Emmel & T..., 1998 | Arctic Blue |
| Agriades glandon punctatus Austin, 1998 | Arctic Blue |
| Agriades glandon rustica W. H. Edwards, 1865 | Arctic Blue |
| Agriades hylas Schiffermüller, 1776 | |
| Agriades optilete Knoch, 1781 | Cranberry Blue |
| Agriades optilete yukona W. Holland, 1900 | Cranberry Blue |
| Agriades podarce Felder, C. &..., 1865 | Arrowhead Arctic Blue |
| Agriades podarce cilla Behr, 1867 | Sierra Blue |
| Agriades podarce klamathensis J. Emmel & T..., 1998 | Sierra Blue |
| Agriades podarce podarce C. Felder & ..., 1865 | Sierra Blue |
| Agriades rustica Edwards, 1865 | |
| Agriades rustica rustica | Arctic blue |
| Agriades rusticus | |
| Agriades zullichi Hemming, 1933 | Zullich's Blue |
| Aricia (Aricia) agestis Denis & Schi..., 1775 | Brown Argus |
| Aricia (Aricia) artaxerxes Fabricius, 1793 | Mountain Argus |
| Aricia (Aricia) cramera Eschscholtz, 1821 | Eschscholtz´S Brown Argus |
| Aricia (Aricia) nevadensis Oberthür, 1910 | |
| Aricia (Eumedonia) eumedon (Esper, 1780) | ⇒ Eumedonia eumedon Esper, 1780 |
| Aricia (Icaricia) acmon (Westwood, 1851) | ⇒ Plebejus acmon Westwood, 1851 |
| Aricia acmon cottlei F. Grinnell, 1916 | |
| Aricia acmon lutzi dos Passos, 1938 | |
| Aricia (Icaricia) icarioides (Boisduval, 1852) | ⇒ Icaricia icarioides Boisduval, 1852 |
| Aricia icarioides buholczi dos Passos, 1938 | |
| Aricia icarioides daedalus (H.H. Behr, 1867) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides evius (J.B.A.D. Boi..., 1869) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides fulla (W.H. Edwards, 1870) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides icarioides J.B.A.D. Boi..., 1852 | |
| Aricia icarioides maricopa (T. Reakirt, 1866) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides mintha (W.H. Edwards, 1870) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides phileros (J.B.A.D. Boi..., 1869) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia icarioides spinimaculata (J.D. Gunder, 1926) | ⇒ Aricia icarioides icarioides J.B.A.D. Boi..., 1852 |
| Aricia (Icaricia) lupini Boisduval, 1869 | Lupine Blue |
| Aricia lupini acmon (tr.f. angelu..., 1930) | ⇒ Aricia lupini monticola V.L. Clémence, 1909 |
| Aricia lupini immaculata (F.H. Chermock, 1929) | ⇒ Aricia lupini lupini J.B.A.D. Boi..., 1869 |
| Aricia lupini lupini J.B.A.D. Boi..., 1869 | |
| Aricia lupini monticola V.L. Clémence, 1909 | |
| Aricia lupini texanus C. Goodpasture, 1973 | |
| Aricia (Icaricia) saepiolus Boisduval, 1852 | Greenish Blue |
| Aricia saepiolus garthi (J.D. Gunder, 1928) | ⇒ Aricia saepiolus hilda J. Grinnell ..., 1907 |
| Aricia saepiolus hilda J. Grinnell ..., 1907 | |
| Aricia saepiolus saepiolus (tr.f. bohart..., 1932) | ⇒ Aricia saepiolus hilda J. Grinnell ..., 1907 |
| Aricia (Icaricia) shasta W.H. Edwards, 1862 | Shasta Blue |
| Aricia shasta zelmira Felder & Felder, 1865 | |
| Aricia antaegon J.B.A.D. Boi..., 1852 | |
| Aricia elongata Courvoisier, 1910 | |
| Aricia icaroides Carter & Har..., 1929 | |
| Aricia kelseyi W.S. Wright, 1930 | |
| Aricia labecula F.E. Watson ..., 1920 | |
| Aricia punctata (Stein, 1898) | ⇒ Helina procedens Walker, 1861 |
| Aricia rufitibia (Stein, 1898) | ⇒ Helina rufitibia Stein, 1898 |
| Chilades parrhasius parrhasius | |
| Cyaniris neglecta Edwards, 1862 | |
| Cyaniris semiargus (Rottemburg, 1775) | ⇒ Polyommatus semiargus Rottemburg, 1775 |
| Cyclargus ammon Lucas, 1857 | Blue Butterfly |
| Cyclargus ammon bethunebakeri Comstock & H..., 1946 | |
| Cyclargus thomasi Clench, 1941 | Miami Blue |
| Cyclargus thomasi bethunebakeri W. Comstock ..., 1943 | Miami Blue |
| Echinargus alce Edwards, 1871 | |
| Echinargus isola (Reakirt, 1867) | ⇒ Habrodais poodiae J.W. Brown &..., 1982 |
| Hemiargus (Hemiargus) hanno Stoll, 1790 | Common Blue |
| Hemiargus hanno astragala (W.G. Wright, 1905) | ⇒ Hemiargus hanno gyas W.H. Edwards, 1871 |
| Hemiargus hanno florencia (V.L. Clémence, 1914) | ⇒ Hemiargus hanno gyas W.H. Edwards, 1871 |
| Hemiargus hanno gyas W.H. Edwards, 1871 | |
| Hemiargus hanno pseudoptiletes J.B.A.D. Boi..., 1835 | |
| Hemiargus antibubastus (Fabricius, 1793) | ⇒ Hemiargus ceraunus antibubastus Hübner, 1818 |
| Hemiargus ceraunus Fabricius, 1793 | Antillean Blue |
| Hemiargus ceraunus antibubastus Hübner, 1818 | Ceraunus Blue |
| Hemiargus ceraunus astenidas Lucas, 1857 | Ceraunus Blue |
| Hemiargus ceraunus gyas Edwards, 1871 | Ceraunus Blue |
| Hemiargus isola Reakirt, 1866 | Alce Blue |
| Hemiargus isola alce Edwards, 1871 | Blackspotted solitary blue |
| Hemiargus zachaeina (Butler, 1874) | ⇒ Hemiargus ceraunus Fabricius, 1793 |
| Icaricia acmon (Westwood, 1851) | ⇒ Plebejus acmon Westwood, 1851 |
| Icaricia cotundra Scott & M. F..., 2006 | Cotundra Blue |
| Icaricia icarioides Boisduval, 1852 | Boisduval's blue |
| Icaricia icarioides albihalos J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides argusmontana J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides atascadero J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides austinorum J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides buchholzi dos Passos, 1938 | Boisduval´s Blue |
| Icaricia icarioides eosierra J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides evius Boisduval, 1869 | Boisduval´s blue |
| Icaricia icarioides fenderi Macy, 1931 | Boisduval´s Blue |
| Icaricia icarioides fulla W. H. Edwards, 1870 | Boisduval´s Blue |
| Icaricia icarioides helios W. H. Edwards, 1871 | Boisduval´s Blue |
| Icaricia icarioides icarioides Boisduval, 1852 | Boisduval´s Blue |
| Icaricia icarioides inyo J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides lycea W. H. Edwards, 1864 | Boisduval´s Blue |
| Icaricia icarioides missionensis Hovanitz, 1937 | Boisduval´s Blue |
| Icaricia icarioides moroensis Sternitzky, 1930 | Boisduval´s Blue |
| Icaricia icarioides nigrafem R. Holland, 2011 | |
| Icaricia icarioides panamintina J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides parapheres J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icarioides pardalis Behr, 1867 | Boisduval´s Blue |
| Icaricia icarioides pembina W. H. Edwards, 1862 | Boisduval´s Blue |
| Icaricia icarioides pheres Boisduval, 1852 | Boisduval´s Blue |
| Icaricia icarioides sacre R. Holland, 2011 | |
| Icaricia icarioides santana J. Emmel, T...., 1998 | Boisduval´s Blue |
| Icaricia icaroides | |
| Icaricia lupini (Goodpasture, 1973) | ⇒ Aricia lupini Boisduval, 1869 |
| Icaricia lupini alpicola J. Emmel, T...., 1998 | Lupine Blue |
| Icaricia lupini argentata J. Emmel, T...., 1998 | Lupine Blue |
| Icaricia lupini chlorina Skinner, 1902 | Chlorina Blue |
| Icaricia lupini dedeckera J. Emmel, T...., 1998 | Lupine Blue |
| Icaricia lupini goodpasturei Austin, 1998 | Lupine Blue |
| Icaricia lupini lupini Boisduval, 1869 | Lupine Blue |
| Icaricia lupini lutzi dos Passos, 1938 | Lupine Blue |
| Icaricia lupini monticola Clémence, 1909 | Monticola Blue |
| Icaricia lupini spangelatus Burdick, 1942 | Lupine Blue |
| Icaricia lupini texanus Goodpasture, 1973 | Lupine Blue |
| Icaricia monticola | |
| Icaricia neurona Skinner, 1902 | Veined Blue |
| Icaricia saepiolus W. H. Edwards, 1863 | Greenish blue |
| Icaricia saepiolus aehaja Behr, 1867 | Greenish Blue |
| Icaricia saepiolus albomontanus Austin & J. ..., 1998 | Greenish Blue |
| Icaricia saepiolus aureolus J. Emmel, T...., 1998 | Greenish Blue |
| Icaricia saepiolus gertschi dos Passos, 1938 | Greenish Blue |
| Icaricia saepiolus hilda J. Grinnell ..., 1907 | Greenish Blue |
| Icaricia saepiolus littoralis J. Emmel, T...., 1998 | Greenish Blue |
| Icaricia saepiolus maculosus Austin, 1998 | Greenish Blue |
| Icaricia saepiolus rufescens Boisduval, 1869 | Greenish Blue |
| Icaricia saepiolus saepiolus Boisduval, 1852 | Greenish Blue |
| Icaricia saepiolus whitmeri F. Brown, 1951 | Greenish Blue |
| Icaricia shasta (Edwards, 1862) | ⇒ Aricia shasta W.H. Edwards, 1862 |
| Icaricia shasta calchas Behr, 1867 | Shasta Blue |
| Icaricia shasta charlestonensis Austin, 1980 | Shasta Blue |
| Icaricia shasta minnehaha Scudder, 1874 | Shasta Blue |
| Icaricia shasta pallidissima Austin, 1998 | Shasta Blue |
| Icaricia shasta pitkinensis Ferris, 1976 | Shasta Blue |
| Icaricia shasta shasta W. H. Edwards, 1862 | Shasta Blue |
| Lysandra bellargus (Rottemburg, 1775) | ⇒ Polyommatus bellargus Rottemburg, 1775 |
| Lysandra bellargus tiphys Esper, 1778 | |
| Lysandra coridon (Poda, 1761) | ⇒ Polyommatus coridon Poda, 1761 |
| Lysandra syngrapha Keferstein, 1851 | |
| Plebejus (Agriades) aquilo Boisduval, 1832 | Arctic Blue |
| Plebejus (Agriades) franklinii Curtis, 1835 | |
| Plebejus (Agriades) glandon de Prunner, 1798 | Arctic Blue |
| Plebejus glandon rusticus WH Edwards, 1865 | Rocky Mountain Arctic Blue |
| Plebejus (Agriades) podarce (C. & R. Felder, 1865) | ⇒ Plebejus rustica Edwards, 1865 |
| Plebejus podarce klamathensis J. Emmel & T..., 1998 | |
| Plebejus (Agriades) rustica Edwards, 1865 | |
| Plebejus (Albulina) optilete Knoch, 1781 | Cranberry Blue |
| Plebejus (Icaricia) acmon Westwood, 1851 | Acmon Blue |
| Plebejus acmon lutzi dos Passos, 1938 | Rockymountain silverstudded blue |
| Plebejus (Icaricia) icarioides (Boisduval, 1852) | ⇒ Icaricia icarioides Boisduval, 1852 |
| Plebejus icarioides albihalos J. Emmel, T...., 1998 | |
| Plebejus icarioides ardea WH Edwards, 1871 | Boisduval´s blue |
| Plebejus icarioides austinorum J. Emmel, T...., 1998 | |
| Plebejus icarioides fenderi Macy, 1931 | |
| Plebejus icarioides icarioides Boisduval, 1852 | |
| Plebejus icarioides lycea W. H. Edwards, 1864 | |
| Plebejus icarioides missionensis Hovanitz, 1937 | 'Mission' Boisduval's Blue |
| Plebejus icarioides moroensis Sternitzky, 1930 | |
| Plebejus icarioides parapheres J. Emmel, T...., 1998 | Point Reyes Blue |
| Plebejus icarioides pembina W.H. Edwards, 1862 | Icarioides Blue |
| Plebejus icarioides pheres Boisduval, 1852 | |
| Plebejus (Icaricia) lupini (Boisduval, 1869) | ⇒ Aricia lupini Boisduval, 1869 |
| Plebejus lupini lutzi Passos, 1938 | Lupine blue |
| Plebejus (Icaricia) neurona Skinner, 1902 | Transvestite Blue |
| Plebejus (Icaricia) shasta (Edwards, 1862) | ⇒ Aricia shasta W.H. Edwards, 1862 |
| Plebejus shasta charlestonensis Austin, 1980 | |
| Plebejus shasta minnehaha Scudder, 1874 | Minnehaha Blue |
| Plebejus (Lycaeides) anna (Edwards, 1861) | ⇒ Plebejus idas Linnaeus, 1761 |
| Plebejus anna anna W. H. Edwards, 1861 | Anna´s Blue |
| Plebejus anna azureus J. Emmel, T...., 1998 | Anna´s Blue |
| Plebejus anna benwarner Scott, 2006 | Anna´s Blue |
| Plebejus anna lotis Lintner, 1878 | Anna´s Blue |
| Plebejus anna ricei Cross, 1937 | Anna´s Blue |
| Plebejus (Lycaeides) argyrognomon Bergsträsser, 1779 | Northern Blue |
| Plebejus (Lycaeides) fridayi (F. Chermock, 1945) | ⇒ Plebejus melissa Edwards, 1873 |
| Plebejus fridayi fridayi F. Chermock, 1945 | Friday´s Blue |
| Plebejus (Lycaeides) idas Linnaeus, 1761 | |
| Plebejus idas annette WH Edwards, 1882 | Wasatch northern blue |
| Plebejus (Lycaeides) melissa Edwards, 1873 | Common bordered blue |
| Plebejus melissa alateres Austin, 1998 | Melissa Blue |
| Plebejus melissa annetta W. H. Edwards, 1882 | Melissa Blue |
| Plebejus melissa inyoensis Nabokov, 1949 | Melissa Blue |
| Plebejus melissa melissa W. H. Edwards, 1873 | Melissa Blue |
| Plebejus melissa paradoxa F. Chermock, 1945 | Melissa Blue |
| Plebejus melissa pseudosamuelis Nabokov, 1949 | Melissa Blue |
| Plebejus melissa samuelis Nabokov, 1944 | Karner Blue |
| Plebejus (Plebejides) patriarcha Bálint, 1992 | |
| Plebejus (Plebejus) argus Linnaeus, 1758 | Silver-studded Blue |
| Plebejus argus micrargus Butler, 1878 | |
| Plebejus (Plebejus) argyrognomon Bergsträsser, 1779 | Northern blue |
| Plebejus (Plebejus) idas (Linnaeus, 1761) | ⇒ Plebejus idas Linnaeus, 1761 |
| Plebejus idas alaskensis F.Chermock, 1945 | Northern Blue |
| Plebejus idas atrapraetextus W.D.Field, 1939 | Dark-edged Blue |
| Plebejus idas empetri T.Freeman, 1938 | Crowberry Blue |
| Plebejus idas longinus Nabokov, 1949 | Northern Blue |
| Plebejus idas nabokovi Masters, 1972 | Nabokov'S Blue |
| Plebejus idas sublivens Nabokov, 1949 | Northern Blue |
| Plebejus (Plebejus) saepiolus (Boisduval, 1852) | ⇒ Lycaena clarki Dickson, 1971 |
| Plebejus saepiolus albomontanus Austin & J. ..., 1998 | |
| Plebejus saepiolus amica W.H. Edwards, 1863 | Greenish Blue |
| Plebejus saepiolus aureolus J. Emmel, T...., 1998 | |
| Plebejus saepiolus gertschi dos Passos, 1938 | Greenish blue |
| Plebejus saepiolus leussleri Gunder, 1927 | |
| Plebejus saepiolus littoralis J. Emmel, T...., 1998 | |
| Plebejus saepiolus saepiolus Boisduval, 1852 | Greenish blue |
| Plebejus saepiolus whitmeri Brown, 1951 | |
| Plebejus (Plebijides) hesperica Rambur, 1839 | |
| Plebejus (Plebijides) pylaon (Fischer von ..., 1832) | ⇒ Kretania pylaon Rambur, 1839 |
| Plebejus (Plebulina) emigdionis Grinnell, 1905 | Emigdio Blue |
| Plebejus (Vacciniina) optilete (Knoch, 1781) | ⇒ Plebejus optilete Knoch, 1781 |
| Plebejus acmoin lutzi Dos Passos, 1938 | |
| Plebejus aegus (Chapman, 1917) | ⇒ Plebejus argyrognomon Bergsträsser, 1779 |
| Plebejus armon | |
| Plebejus atrapraetextus Field, 1939 | |
| Plebejus callinicus Röber, 1886 | |
| Plebejus cassiope | ⇒ Agriades cassiope Emmel & Emmel, 1998 |
| Plebejus maricopa Reakirt, 1866 | |
| Plebejus pheres | |
| Plebejus samuelis Nabokov, 1944 | Karner Blue |
| Plebejus scudderii Edwards, 1861 | |
| Plebejus veris Verity, 1924 | |
| Plebulina emigdionis (Grinnell, 1905) | ⇒ Plebejus emigdionis Grinnell, 1905 |
| Polyommatus (Agrodiaetus) carmon Herrich-Schä..., 1851 | |
| Polyommatus dama damalis Riley, 1921 | |
| Polyommatus (Agrodiaetus) damon Denis & Schi..., 1775 | Damon Blue |
| Polyommatus (Lysandra) bellargus Rottemburg, 1775 | Adonis Blue |
| Polyommatus (Lysandra) coridon Poda, 1761 | Chalk Hill Blue |
| Polyommatus (Polyomatus) eroides Frivaldszky, 1835 | False Eros Blue |
| Polyommatus (Polyommatus) amandus Schneider, 1792 | Adonis Blue |
| Polyommatus (Polyommatus) dorylas Denis & Schi..., 1775 | Albarracin Chalk-hill Blue |
| Polyommatus (Polyommatus) eros Ochsenheimer, 1808 | Common Meadow Blue |
| Polyommatus eros eros (Ochsenheimer, 1808) | ⇒ Polyommatus eros Ochsenheimer, 1808 |
| Polyommatus (Polyommatus) escheri Hübner, 1823 | Chalk-Hill Blue |
| Polyommatus (Polyommatus) icarus Rottemburg, 1775 | Common Blue |
| Polyommatus icarus celina (Austaut, 1889) | ⇒ Polyommatus celina Austaut, 1879 |
| Polyommatus icarus icarus (Rottemburg, 1775) | ⇒ Polyommatus icarus Rottemburg, 1775 |
| Polyommatus icarus lacon Jermyns, 1825 | |
| Polyommatus aquilo Boisduval, 1832 | |
| Polyommatus athis athis FREYER, 1851 | |
| Polyommatus baeticus Linnaeus, 1767 | |
| Polyommatus hypophlaeus | |
| Polyommatus kasmira Moore, 1865 | |
| Polyommatus sartoides Swinhoe, 1910 | |
| Polyommatus soepiolus Boisduval, 0 | |
| Polyommatus thoe Gray, 1832 | |
