| Anthanassa ardys Hewitson, 1864 | Ardent Crescent |
| Anthanassa argentea Godman & Salvin, 1882 | Chestnut Crescent |
| Anthanassa drusilla lelex H.Bates, 1864 | Northern Orange-patched Crescent |
| Anthanassa dubia (Hall, 1928) | ⇒ Anthanassa frisia Poey, 1833 |
| Anthanassa frisia Poey, 1833 | Black Crescent |
| Anthanassa frisia genigueh (T. Reakirt, 1866) | ⇒ Anthanassa frisia tulcis H.W. Bates, 1864 |
| Anthanassa frisia punctata (W.H. Edwards, 1870) | ⇒ Anthanassa frisia tulcis H.W. Bates, 1864 |
| Anthanassa frisia tulcis H.W. Bates, 1864 | Pale-banded Crescent |
| Anthanassa nebulosa subconcolor J.K.M. Röber, 1913 | |
| Anthanassa ptolyca Bates, 1864 | Black Crescent |
| Anthanassa sitalces Godman & Salvin, 1882 | Montane Crescent |
| Anthanassa taeniata (Röber, 1914) | ⇒ Anthanassa frisia Poey, 1833 |
| Anthanassa texana Edwards, 1863 | Texan Crescent |
| Anthanassa texana seminole Skinner, 1911 | Seminole crescent |
| Anthanassa texana texana W. H. Edwards, 1863 | Texan Crescent |
| Anthanassa tulcis (Bates, 1864) | ⇒ Anthanassa frisia Poey, 1833 |
| Antillea pelops Drury, 1773 | Antillean Crescent |
| Atlantea tulita Dewitz, 1877 | Harlequin Butterfly |
| Castilia castilia | |
| Castilia eranites Hewitson, 1857 | Mimic Crescent |
| Castilia myia Hewitson, 1864 | Mayan Crescent |
| Chlosyne acastus Edwards, 1874 | Acastus Checkerspot |
| Chlosyne acastus acastus W. H. Edwards, 1874 | Sagebrush Checkerspot |
| Chlosyne acastus arkanyon M. Fisher & ..., 2006 | Sagebrush Checkerspot |
| Chlosyne acastus dorothyi Bauer, 1975 | Sagebrush Checkerspot |
| Chlosyne acastus neumoegeni Skinner, 1895 | Desert Checkerspot |
| Chlosyne acastus robusta (Austin, 1998) | ⇒ Chlosyne acastus Edwards, 1874 |
| Chlosyne acastus sabina W. G. Wright, 1905 | Sabina Checkerspot |
| Chlosyne acastus sterope W. H. Edwards, 1870 | Palouse Checkerspot |
| Chlosyne acastus vallismortis J. Johnson, 1938 | Sagebrush Checkerspot |
| Chlosyne acastus waucoba (J. Emmel, T...., 1998) | ⇒ Chlosyne acastus Edwards, 1874 |
| Chlosyne california chinoi (J.D. Gunder, 1924) | ⇒ Chlosyne californica Wright, 1905 |
| Chlosyne californica Wright, 1905 | California Patch |
| Chlosyne cyneas (Godman & Salvin, 1878) | ⇒ Thessalia cyneas Godman & Salvin, 1878 |
| Chlosyne cyneas infrequens (J.D. Gunder, 1928) | ⇒ Chlosyne cyneas cyneas F.D. Godman ..., 1878 |
| Chlosyne damoetas (Boisduval, 1852) | ⇒ Chlosyne rosita Hall, 1924 |
| Chlosyne damoetas damoetas Skinner, 1902 | Rockslide Checkerspot |
| Chlosyne damoetas damoetus | Rockslide checkerspot |
| Chlosyne damoetas windriver Scott, 1998 | Rockslide Checkerspot |
| Chlosyne definita Aaron, 1885 | Coahuila Checkerspot |
| Chlosyne definita albiplaga (E.M. Aaron, 1885) | ⇒ Chlosyne definita definita E. Aaron, 1885 |
| Chlosyne definita definita E. Aaron, 1885 | Definite Checkerspot |
| Chlosyne ehrenbergii Geyer, 1833 | White-rayed Checkerspot |
| Chlosyne endeis Godman & Salvin, 1894 | Banded Checkerspot |
| Chlosyne endeis endeis Godman & Salvin, 1894 | Banded Checkerspot |
| Chlosyne endeis pardelina Higgins, 1960 | Banded Checkerspot |
| Chlosyne erodyle Bates, 1864 | Erodyle Checkerspot |
| Chlosyne eumeda (Godman & Salvin, 1894) | ⇒ Chlosyne marina Geyer, 1837 |
| Chlosyne flavula (Barnes & McD..., 1918) | ⇒ Chlosyne palla Boisduval, 1852 |
| Chlosyne fulvia (W.H. Edwards, 1879) | ⇒ Thessalia fulvia Edwards, 1879 |
| Chlosyne fulvia coronado Smith & Brock, 1988 | Fulvia Checkerspot |
| Chlosyne fulvia fulvia W. H. Edwards, 1879 | Fulvia Checkerspot |
| Chlosyne fulvia pariaensis M. Smith & B..., 1988 | Fulvia Checkerspot |
| Chlosyne gabbi | |
| Chlosyne gabbii Behr, 1863 | Gabb's checkerspot |
| Chlosyne gabbii atrifasciata (Hawks & J. E..., 1998) | ⇒ Chlosyne gabbii Behr, 1863 |
| Chlosyne gabbii flavula Barnes & McD..., 1918 | |
| Chlosyne gabbii gabbii Behr, 1863 | Gabbs Checkerspot |
| Chlosyne gabbii gunderi (J.A. Comstock, 1926) | ⇒ Chlosyne gabbii gabbii Behr, 1863 |
| Chlosyne gabbii newcombi (J.A. Comstock, 1926) | ⇒ Chlosyne gabbii gabbii Behr, 1863 |
| Chlosyne gabbii pasadenae (J.D. Gunder, 1924) | ⇒ Chlosyne gabbii gabbii Behr, 1863 |
| Chlosyne gabbii pola (J.B.A.D. Boi..., 1869) | ⇒ Chlosyne gabbii gabbii Behr, 1863 |
| Chlosyne gabbii sonorae (J.B.A.D. Boi..., 1869) | ⇒ Chlosyne gabbii gabbii Behr, 1863 |
| Chlosyne gorgone Hübner, 1810 | Carlota Checkerspot |
| Chlosyne gorgone carlota Reakirt, 1866 | Carlota Checkerspot |
| Chlosyne gorgone ismeria (J.B.A.D. Boi..., 1835) | ⇒ Chlosyne gorgone gorgone Hübner, 1810 |
| Chlosyne harrisii Scudder, 1862 | Eastern Checkerspot |
| Chlosyne harrisii albimontana Avinoff, 1930 | Harris´s Checkerspot |
| Chlosyne harrisii hanhami Fletcher, 1903 | Hanham´s Crescent |
| Chlosyne harrisii harrisii Scudder, 1863 | Harris´s Checkerspot |
| Chlosyne harrisii liggetti Avinoff, 1930 | Harris´s Checkerspot |
| Chlosyne hoffmanni Behr, 1863 | Aster Checkerspot |
| Chlosyne hoffmanni hoffmanni Behr, 1863 | Hoffmann´s Checkerspot |
| Chlosyne hoffmanni manchada (Bauer, 1960) | ⇒ Chlosyne hoffmanni Behr, 1863 |
| Chlosyne hoffmanni segregata W. Barnes & ..., 1918 | Hoffmann´s Checkerspot |
| Chlosyne hyperia adelina Staudinger, 1875 | |
| Chlosyne janais Drury, 1782 | Crimson Patch |
| Chlosyne janais janais Drury, 1782 | Crimson Patch |
| Chlosyne kendallorum Opler, 1999 | Kendalls Checkerspot |
| Chlosyne lacinia Geyer, 1837 | Adjutrix Patch |
| Chlosyne lacinia adjutrix Scudder, 1875 | Bordered Patch |
| Chlosyne lacinia crocale Edwards, 1872 | Bordered Patch |
| Chlosyne lacinia lacinia (Geyer, 1837) | ⇒ Chlosyne lacinia crocale Edwards, 1872 |
| Chlosyne leanira (C. & R. Felder, 1860) | ⇒ Thessalia leanira Felder, 1860 |
| Chlosyne leanira alma Strecker, 1878 | Leanira Checkerspot |
| Chlosyne leanira basinensis Austin & M. ..., 1998 | Leanira Checkerspot |
| Chlosyne leanira cerrita (Wright, 1905) | ⇒ Chlosyne leanira wrightii Edwards, 1886 |
| Chlosyne leanira elegans Preistaf & E..., 1998 | Leanira Checkerspot |
| Chlosyne leanira flavodorsalis Austin & M. ..., 1998 | Leanira Checkerspot |
| Chlosyne leanira leanira C. Felder & ..., 1860 | Leanira Checkerspot |
| Chlosyne leanira nebularum Austin & M. ..., 1998 | Leanira Checkerspot |
| Chlosyne leanira obsoleta H. Edwards, 1877 | Leanira Checkerspot |
| Chlosyne leanira oregonensis Bauer, 1975 | Leanira Checkerspot |
| Chlosyne leanira wrighti W. H. Edwards, 1886 | |
| Chlosyne leanira wrightii Edwards, 1886 | Leanira Checkerspot |
| Chlosyne marina Geyer, 1837 | Marina Checkerspot |
| Chlosyne melitaeoides C. Felder an..., 1867 | Melitaeoides Checkerspot |
| Chlosyne neumoegeni Skinner, 1895 | Neumoegen Checkerspot |
| Chlosyne nycteis (Doubleday, 1847) | ⇒ Chlosyne gorgone Hübner, 1810 |
| Chlosyne nycteis drusius W. H. Edwards, 1884 | Silvery Checkerspot |
| Chlosyne nycteis greyi (Field, 1934) | ⇒ Chlosyne nycteis nycteis E. Doubleday, 1847 |
| Chlosyne nycteis lacteus (Gunder, 1928) | ⇒ Chlosyne nycteis nycteis E. Doubleday, 1847 |
| Chlosyne nycteis millburni (C. Rummel, 1926) | ⇒ Chlosyne nycteis nycteis E. Doubleday, 1847 |
| Chlosyne nycteis nycteis E. Doubleday, 1847 | Silvery Checkerspot |
| Chlosyne nycteis oenone (S.H. Scudder, 1863) | ⇒ Chlosyne nycteis nycteis E. Doubleday, 1847 |
| Chlosyne nycteis pastoron Pelham, 2008 | Silvery Checkerspot |
| Chlosyne palla Boisduval, 1852 | Calydon Checkerspot |
| Chlosyne palla altasierra (J. Emmel, T...., 1998) | ⇒ Chlosyne palla Boisduval, 1852 |
| Chlosyne palla australomontana (J. Emmel, T...., 1998) | ⇒ Chlosyne palla Boisduval, 1852 |
| Chlosyne palla calydon W. Holland, 1931 | Calydon Checkerspot |
| Chlosyne palla eremita W. G. Wright, 1905 | Northern Checkerspot |
| Chlosyne palla flavula W. Barnes & ..., 1918 | Northern Checkerspot |
| Chlosyne palla palla Boisduval, 1852 | Northern Checkerspot |
| Chlosyne palla sterope | |
| Chlosyne rosita Hall, 1924 | Rosita Patch |
| Chlosyne rosita browni Bauer, 1961 | Brown’s Patch |
| Chlosyne sterope (Edwards, 1871) | ⇒ Chlosyne palla Boisduval, 1852 |
| Chlosyne theona Ménétriés, 1855 | Chinati checkerspot |
| Chlosyne theona benjamini (J.D. Gunder, 1928) | ⇒ Chlosyne theona thekla W. H. Edwards, 1870 |
| Chlosyne theona bolli W. H. Edwards, 1877 | |
| Chlosyne theona bollii W. H. Edwards, 1878 | Boll’s Patch |
| Chlosyne theona chinatiensis Tinkham, 1944 | Chinati Checkerspot |
| Chlosyne theona thekla W. H. Edwards, 1870 | Theona Checkerspot |
| Chlosyne whitneyi (Behr, 1863) | ⇒ Chlosyne palla Boisduval, 1852 |
| Dymasia chara (Edwards, 1884) | ⇒ Dymasia dymas Edwards, 1877 |
| Dymasia dymas Edwards, 1877 | Chara Checkerspot |
| Dymasia dymas chara (W. H. Edwards, 1884) | ⇒ Dymasia dymas imperialis Bauer, 1959 |
| Dymasia dymas dymas W. H. Edwards, 1877 | Tiny Checkerspot |
| Dymasia dymas imperialis Bauer, 1959 | Tiny Checkerspot |
| Dymasia dymas larunda (Strecker, 1878) | ⇒ Dymasia dymas dymas W. H. Edwards, 1877 |
| Dymasia dymas senrabii (W. Barnes, 1900) | ⇒ Dymasia dymas dymas W. H. Edwards, 1877 |
| Eresia actinote actinote Salvin, 1869 | |
| Eresia aveyrana Bates, 1864 | |
| Eresia callonia Staudinger, 1885 | |
| Eresia carme Doubleday, 1847 | |
| Eresia clio Linnaeus, 1758 | Clio Crescent |
| Eresia emerantia Hewitson, 1857 | |
| Eresia manto Hall, 1930 | |
| Eresia nauplius Linnaeus, 1758 | Nauplius Crescent |
| Eresia phillyra Hewitson, 1852 | Longwing Crescent |
| Eresia polina lycus A. Hall, 1928 | |
| Euphydryas alena Barnes & Ben..., 1926 | |
| Euphydryas anicia Doubleday, 1847 | Anicia Checkerspot |
| Euphydryas anicia alena W. Barnes & ..., 1926 | Anicia Checkerspot |
| Euphydryas anicia bakeri D. Stallings..., 1945 | Anicia Checkerspot |
| Euphydryas anicia bernadetta Leussler, 1920 | Anicia Checkerspot |
| Euphydryas anicia brucei W. H. Edwards, 1888 | Anicia Checkerspot |
| Euphydryas anicia capella W. Barnes, 1897 | Anicia Checkerspot |
| Euphydryas anicia carmentis W. Barnes & ..., 1926 | Anicia Checkerspot |
| Euphydryas anicia chuskae Ferris & R. ..., 1980 | Anicia Checkerspot |
| Euphydryas anicia cloudcrofti Ferris & R. ..., 1980 | Anicia Checkerspot |
| Euphydryas anicia colonia | |
| Euphydryas anicia effi D. Stallings..., 1945 | Anicia Checkerspot |
| Euphydryas anicia eurytion Mead, 1875 | Anicia Checkerspot |
| Euphydryas anicia helvia Scudder, 1869 | Anicia Checkerspot |
| Euphydryas anicia hermosa W. G. Wright, 1905 | Anicia Checkerspot |
| Euphydryas anicia hopfingeri Gunder, 1934 | Anicia Checkerspot |
| Euphydryas anicia howlandi D. Stallings..., 1947 | Anicia Checkerspot |
| Euphydryas anicia macyi Fender & Jewett, 1953 | Anicia Checkerspot |
| Euphydryas anicia magdalena W. Barnes & ..., 1918 | Anicia Checkerspot |
| Euphydryas anicia magdelena | |
| Euphydryas anicia maria Skinner, 1899 | Anicia Checkerspot |
| Euphydryas anicia morandi Gunder, 1928 | Anicia Checkerspot |
| Euphydryas anicia variicolor Baughman & M..., 1998 | Anicia Checkerspot |
| Euphydryas anicia veazieae Fender & Jewett, 1953 | Anicia Checkerspot |
| Euphydryas anicia wecoeut M. Fisher, S..., 2006 | Anicia Checkerspot |
| Euphydryas anicia wheeleri H. Edwards, 1881 | Anicia Checkerspot |
| Euphydryas anicia windi Gunder, 1932 | Anicia Checkerspot |
| Euphydryas aurinia Rottemburg, 1775 | Alpine Fritillary |
| Euphydryas aurinia merope de Prunner, 1798 | |
| Euphydryas bernadetta Leussler, 1920 | |
| Euphydryas carmentis Barnes & Ben..., 1926 | |
| Euphydryas chalcedon Doubleday & ..., 1847 | |
| Euphydryas chalcedon colon | |
| Euphydryas chalcedon hermosa | |
| Euphydryas chalcedon quino | |
| Euphydryas chalcedona Doubleday, 1847 | 'Anicia' Variable Checkerspot |
| Euphydryas chalcedona anicia E. Doubleday, 1847 | 'Anicia' Variable Checkerspot |
| Euphydryas chalcedona chalcedon fusimacula W..., 1900 | |
| Euphydryas chalcedona chalcedona (E. Doubleday, 1847) | ⇒ Euphydryas chalcedona hennei Scott, 1981 |
| Euphydryas chalcedona colon W. H. Edwards, 1881 | Colon Checkerspot |
| Euphydryas chalcedona cooperi H.H. Behr, 1863 | |
| Euphydryas chalcedona corralensis T. Emmel & J..., 1973 | Chalcedon Checkerspot |
| Euphydryas chalcedona dwinellei H. Edwards, 1881 | Chalcedon Checkerspot |
| Euphydryas chalcedona fusisecunda J.A. Comstock, 1926 | |
| Euphydryas chalcedona hemiluteofuscus J.D. Gunder, 1925 | |
| Euphydryas chalcedona hemimelanica J.A. Comstock, 1926 | |
| Euphydryas chalcedona hennei Scott, 1981 | Chalcedon Checkerspot |
| Euphydryas chalcedona hermosa Wright, 1905 | Arizona chalcedon checkerspot |
| Euphydryas chalcedona kingstonensis T. Emmel & J..., 1973 | Chalcedon Checkerspot |
| Euphydryas chalcedona klotsi dos Passos, 1938 | Chalcedon Checkerspot |
| Euphydryas chalcedona macglashanii Rivers, 1888 | Chalcedon Checkerspot |
| Euphydryas chalcedona olancha W. G. Wright, 1905 | Chalcedon Checkerspot |
| Euphydryas chalcedona omniluteofuscus J.D. Gunder, 1925 | |
| Euphydryas chalcedona sierra W. G. Wright, 1905 | Chalcedon Checkerspot |
| Euphydryas chalcedona suprafusa J.A. Comstock, 1926 | |
| Euphydryas chalcedona supranigrella J.A. Comstock, 1926 | |
| Euphydryas chalcedona trinitina Baughman & M..., 1998 | Chalcedon Checkerspot |
| Euphydryas colon (Edwards, 1881) | ⇒ Euphydryas chalcedon Doubleday & ..., 1847 |
| Euphydryas colon colon W. H. Edwards, 1881 | Snowberry Checkerspot |
| Euphydryas colon nevadensis Bauer, 1975 | Nevada dark checkerspot |
| Euphydryas colon sperryi F. Chermock ..., 1945 | Snowberry Checkerspot |
| Euphydryas colon svihlae Pelham, 2008 | Snowberry Checkerspot |
| Euphydryas colon wallacensis Gunder, 1928 | Snowberry Checkerspot |
| Euphydryas cynthia Denis & Schi..., 1775 | Cynthia's Fritillary |
| Euphydryas dunni (Gunder, 1929) | ⇒ Euphydryas editha Boisduval, 1852 |
| Euphydryas editha Boisduval, 1852 | Bay checkerspot Butterfly |
| Euphydryas editha alebarki Ferris, 1971 | Edith´s Checkerspot |
| Euphydryas editha augusta (W. H. Edwards, 1890) | ⇒ Euphydryas editha quino Behr, 1863 |
| Euphydryas editha augustina W. G. Wright, 1905 | Edith´s Checkerspot |
| Euphydryas editha aurilacus Gunder, 1928 | Edith´s Checkerspot |
| Euphydryas editha baroni W. H. Edwards, 1879 | Edith´s Checkerspot |
| Euphydryas editha bayensis Sternitzky, 1937 | Bay Checkerspot |
| Euphydryas editha bingi Baughman & M..., 1998 | Edith´s Checkerspot |
| Euphydryas editha colonia W. G. Wright, 1905 | Edith´s Checkerspot |
| Euphydryas editha editha (Boisduval, 1852) | ⇒ Euphydryas editha quino Behr, 1863 |
| Euphydryas editha edithana Strand, 1915 | Edith´s Checkerspot |
| Euphydryas editha effi | |
| Euphydryas editha ehrlichi Baughman & M..., 1998 | Edith´s Checkerspot |
| Euphydryas editha gunnisonensis F. Brown, 1971 | Edith´s Checkerspot |
| Euphydryas editha hutchinsi McDunnough, 1928 | Edith´s Checkerspot |
| Euphydryas editha insularis T. Emmel & J..., 1974 | Edith´s Checkerspot |
| Euphydryas editha karinae Baughman & M..., 1998 | Edith´s Checkerspot |
| Euphydryas editha lawrencei Gunder, 1931 | Edith´s Checkerspot |
| Euphydryas editha lehmani Gunder, 1929 | Edith´s Checkerspot |
| Euphydryas editha luestherae Murphy & P. ..., 1980 | Edith´s Checkerspot |
| Euphydryas editha mattooni Austin & Murphy, 1998 | Edith´s Checkerspot |
| Euphydryas editha monoensis Gunder, 1928 | Edith´s Checkerspot |
| Euphydryas editha montanus McDunnough, 1928 | Edith´s Checkerspot |
| Euphydryas editha nubigena Behr, 1863 | Edith´s Checkerspot |
| Euphydryas editha owyheensis Austin & Murphy, 1998 | Edith´s Checkerspot |
| Euphydryas editha quino Behr, 1863 | Ediths Checkerspot |
| Euphydryas editha rubicunda H. Edwards, 1881 | Edith´s Checkerspot |
| Euphydryas editha tahoensis Austin & Murphy, 1998 | Edith´s Checkerspot |
| Euphydryas editha taylori W. H. Edwards, 1888 | Edith´s Checkerspot |
| Euphydryas editha wrighti Gunder, 1929 | |
| Euphydryas gillettii Barnes, 1897 | Gillett's checkerspot |
| Euphydryas helvia | |
| Euphydryas hydaspe | |
| Euphydryas iduna Dalman, 1816 | Lapland Fritillary |
| Euphydryas magdalena Barnes & McD..., 1918 | |
| Euphydryas orientalis Herrich-Schä..., 1851 | |
| Euphydryas phaeton Drury, 1773 | Baltimore |
| Euphydryas phaeton ozarkae Masters, 1968 | Baltimore Checkerspot |
| Euphydryas phaeton phaethusa (G.D. Hulst, 1881) | ⇒ Euphydryas phaeton phaeton Drury, 1773 |
| Euphydryas phaeton phaeton Drury, 1773 | Baltimore Checkerspot |
| Euphydryas phaeton phaetontea (J.B. Godart, 1819) | ⇒ Euphydryas phaeton phaeton Drury, 1773 |
| Euphydryas phaeton streckeri (Ellsworth, 1902) | ⇒ Euphydryas phaeton phaeton Drury, 1773 |
| Euphydryas phaeton superba (Strecker, 1878) | ⇒ Euphydryas phaeton phaeton Drury, 1773 |
| Janatella cincta (Edwards, 1864) | ⇒ Janatella leucodesma Felder, 1861 |
| Melitaea acastus (Edwards, 1872) | ⇒ Chlosyne acastus Edwards, 1874 |
| Melitaea acastus neumoegeni | |
| Melitaea agar Oberthür, 1886 | |
| Melitaea alma (Strecker, 1878) | ⇒ Chlosyne leanira leanira C. Felder & ..., 1860 |
| Melitaea approximata (Strecker, 1900) | ⇒ Poladryas minuta Edwards, 1861 |
| Melitaea arachne (Edwards, 1869) | ⇒ Poladryas arachne arachne W. H. Edwards, 1869 |
| Melitaea arcesia Bremer, 1861 | Blackvein Fritillary |
| Melitaea arduinna Esper, 1783 | Freyer's Fritillary |
| Melitaea asteria FREYER, 1828 | Little Fritillary |
| Melitaea athalia Rottemburg, 1775 | Heath Fritillary |
| Melitaea athalia athalia (Rottemburg, 1775) | ⇒ Melitaea athalia Rottemburg, 1775 |
| Melitaea athalia corythalia Hübner, 1791 | |
| Melitaea augusta (Edwards, 1890) | ⇒ Euphydryas editha Boisduval, 1852 |
| Melitaea boulei Oberthür, 1911 | |
| Melitaea calydon (Mead, 1875) | ⇒ Chlosyne palla Boisduval, 1852 |
| Melitaea casta Kollar, 1850 | |
| Melitaea chalcedon Doubleday, 1844 | |
| Melitaea chara (Edwards, 1884) | ⇒ Microtia dymas chara W.H. Edwards, 1884 |
| Melitaea cinxia Linnaeus, 1758 | Glanville fritellary |
| Melitaea cinxia brenthis Reuss, 1921 | |
| Melitaea collina (Lederer, 1861) | ⇒ Phyciodes mylitta W.H. Edwards, 1861 |
| Melitaea corythalia (Hübner, 1793) | ⇒ Melitaea leucippe Schneider, 1787 |
| Melitaea damoetas | |
| Melitaea definita (Aaron, 1884) | ⇒ Chlosyne definita Aaron, 1885 |
| Melitaea deleta Verity, 1919 | |
| Melitaea delunata (Schultz, 1908) | ⇒ Melitaea sibina Alpheraky, 1882 |
| Melitaea diamina Lang, 1789 | False Heath Fritillary |
| Melitaea didyma Esper, 1778 | Fiery Fritillary |
| Melitaea didyma neera Fischer de W..., 1820 | |
| Melitaea didymina Staudinger, 1895 | |
| Melitaea didymoides Eversmann, 1847 | |
| Melitaea doddalis | |
| Melitaea editha Boisduval, 1852 | |
| Melitaea epula (Boisduval, 1869) | ⇒ Phyciodes mylitta W.H. Edwards, 1861 |
| Melitaea flavula (Barnes & McD..., 1918) | ⇒ Chlosyne palla Boisduval, 1852 |
| Melitaea gabbii (Behr, 1863) | ⇒ Chlosyne gabbii Behr, 1863 |
| Melitaea giletti | |
| Melitaea harrisi | |
| Melitaea helcita Boisduval, 1869 | |
| Melitaea hertha (Quensal, 1791) | ⇒ Melitaea leucippe Schneider, 1787 |
| Melitaea hewesi (Leussler, 1931) | ⇒ Chlosyne palla Boisduval, 1852 |
| Melitaea hoffmani | |
| Melitaea hoffmanni (Skala, 1908) | ⇒ Chlosyne lacinia Geyer, 1837 |
| Melitaea ichnea (Boisduval, 1833) | ⇒ Euphydryas cynthia Denis & Schi..., 1775 |
| Melitaea iphigenia Esper, 1782 | |
| Melitaea irma Higgins, 1941 | |
| Melitaea ismeria Boisduval & ..., 1835 | |
| Melitaea lathon Fruhstorfer, 1917 | |
| Melitaea leanira Wind, 1947 | |
| Melitaea leona (Wright, 1906) | ⇒ Chlosyne leanira leanira C. Felder & ..., 1860 |
| Melitaea leucippe Schneider, 1787 | |
| Melitaea minuta (Edwards, 1861) | ⇒ Poladryas minuta Edwards, 1861 |
| Melitaea minuta pola | |
| Melitaea mixta Evans, 1912 | |
| Melitaea montium (Belter, 1934) | ⇒ Melitaea persea Kollar, 1850 |
| Melitaea narenta Fruhstorfer, 1917 | |
| Melitaea neumoegeni (Wright, 1905) | ⇒ Chlosyne acastus Edwards, 1874 |
| Melitaea nevadensis Oberthür, 1904 | |
| Melitaea nubigena (Boisduval, 1852) | ⇒ Euphydryas editha Boisduval, 1852 |
| Melitaea nycteis (Edwards, 1862) | ⇒ Chlosyne gorgone Hübner, 1810 |
| Melitaea nympha (Edwards, 1884) | ⇒ Poladryas arachne nympha W. H. Edwards, 1884 |
| Melitaea occasus Verity, 1919 | |
| Melitaea orientalis (Herrich-Schä..., 1856) | ⇒ Euphydryas orientalis Herrich-Schä..., 1851 |
| Melitaea orsa (Boisduval, 1869) | ⇒ Phyciodes pulchella montana Behr, 1863 |
| Melitaea palla (Boisduval, 1852) | ⇒ Chlosyne rosita Hall, 1924 |
| Melitaea pallida (Skala, 1907) | ⇒ Melitaea didyma Esper, 1778 |
| Melitaea parthenoides Keferstein, 1851 | Meadow Fritillary |
| Melitaea paula Obraztsov, 1936 | |
| Melitaea perse (Edwards, 1881) | ⇒ Microtia elada perse Edwards, 1882 |
| Melitaea persea Kollar, 1850 | Desert Fritillary |
| Melitaea phaeton (Drury, 1773) | ⇒ Euphydryas phaeton Drury, 1773 |
| Melitaea phoebe (Goeze, 1779) | ⇒ Melitaea cinxia Linnaeus, 1758 |
| Melitaea pola (ab. polingi ..., 1926) | ⇒ Chlosyne gabbii Behr, 1863 |
| Melitaea pulchella (Boisduval, 1852) | ⇒ Phyciodes tharos Drury, 1773 |
| Melitaea pusilla Heydemann, 1954 | |
| Melitaea regama Fruhstorfer, 1915 | |
| Melitaea senrabii (Barnes, 1900) | ⇒ Microtia dymas dymas W.H. Edwards, 1877 |
| Melitaea sibina Alpheraky, 1882 | |
| Melitaea solona (Alpheraky, 1881) | ⇒ Melitaea turanica Erschov, 1874 |
| Melitaea sonorae (Boisduval, 1869) | ⇒ Chlosyne gabbii Behr, 1863 |
| Melitaea texana (Edwards, 1863) | ⇒ Anthanassa texana Edwards, 1863 |
| Melitaea thekla (Edwards, 1872) | ⇒ Chlosyne theona Ménétriés, 1855 |
| Melitaea trivia (Denis & Schi..., 1775) | ⇒ Melitaea cinxia Linnaeus, 1758 |
| Melitaea turanica Erschov, 1874 | |
| Melitaea uralensis (Krulikovski, 1897) | ⇒ Melitaea arduinna Esper, 1783 |
| Melitaea varia Meyer-Dur, 1851 | Grison's Fritillary |
| Melitaea wardi (Watkins, 1927) | ⇒ Melitaea agar Oberthür, 1886 |
| Melitaea warneckei Bryk, 1940 | |
| Melitaea wittei Geest, 1903 | |
| Mellicta menetriesi Caradja, 1895 | |
| Microtia dymas chara W.H. Edwards, 1884 | |
| Microtia dymas dymas W.H. Edwards, 1877 | |
| Microtia elva Bates, 1864 | Elf |
| Microtia elva elva (H. Bates, 1864) | ⇒ Microtia elva horni Rebel, 1906 |
| Ortilia dicoma Hewitson, 1864 | Dicoma Crescent |
| Phyciodes ardys (Hewitson, 1864) | ⇒ Anthanassa ardys Hewitson, 1864 |
| Phyciodes argentea (Godman & Salvin, 1882) | ⇒ Anthanassa argentea Godman & Salvin, 1882 |
| Phyciodes batesii Reakirt, 1865 | Dark Crescent |
| Phyciodes batesii anasazi Scott, 1994 | Tawny Crescent |
| Phyciodes batesii apsaalooke Scott, 1994 | Tawny Crescent |
| Phyciodes batesii batesii Reakirt, 1866 | Tawny Crescent |
| Phyciodes batesii lakota Scott, 1994 | Lakota Crescent |
| Phyciodes batesii maconensis Gatrelle, 1998 | Tawny Crescent |
| Phyciodes camillus (Edwards, 1871) | ⇒ Phyciodes campestris Behr, 1863 |
| Phyciodes campestris Behr, 1863 | Field Crescent |
| Phyciodes campestris camillus Edwards, 1871 | |
| Phyciodes campestris campestris | |
| Phyciodes claudina palia | |
| Phyciodes cocyta (Cramer, 1777) | ⇒ Phyciodes tharos Drury, 1773 |
| Phyciodes cocyta arenacolor Austin, 1998 | Northern Crescent |
| Phyciodes cocyta cocyta Cramer, 1777 | Northern Crescent |
| Phyciodes cocyta diminutor Scott, 1998 | Diminutive Northern Crescent |
| Phyciodes cocyta incognitus Gatrelle, 2004 | Mimic Crescent |
| Phyciodes cocyta pascoensis W. G. Wright, 1905 | Northern Crescent |
| Phyciodes definita | |
| Phyciodes drusilla Felder & Felder, 1861 | Orange-patched Crescent |
| Phyciodes frisia (Poey, 1832) | ⇒ Anthanassa frisia Poey, 1833 |
| Phyciodes gorgone Hübner, 0 | |
| Phyciodes graphica (Felder, 1869) | ⇒ Phyciodes vesta Edwards, 1869 |
| Phyciodes graphica graphica R. Felder, 1869 | Vesta Crescent |
| Phyciodes graphica vesta (W. H. Edwards, 1869) | ⇒ Phyciodes graphica graphica R. Felder, 1869 |
| Phyciodes herlani (Bauer, 1975) | ⇒ Phyciodes orseis Edwards, 1871 |
| Phyciodes incognitus | Mimic Crescent |
| Phyciodes ismeria (Boisduval, 1852) | ⇒ Chlosyne gorgone Hübner, 1810 |
| Phyciodes lycus (Hall, 1928) | ⇒ Eresia carme Doubleday, 1847 |
| Phyciodes montana (Behr, 1863) | ⇒ Phyciodes campestris Behr, 1863 |
| Phyciodes montanus | |
| Phyciodes mylitta W.H. Edwards, 1861 | Mylitta Crescenspot |
| Phyciodes mylitta arida H. Skinner, 1917 | |
| Phyciodes mylitta arizonensis Bauer, 1975 | Mylitta Crescent |
| Phyciodes mylitta collina (H.H. Behr, 1863) | ⇒ Phyciodes mylitta mylitta W. H. Edwards, 1861 |
| Phyciodes mylitta collinsi (J.D. Gunder, 1930) | ⇒ Phyciodes mylitta mylitta W. H. Edwards, 1861 |
| Phyciodes mylitta epula (J.B.A.D. Boi..., 1869) | ⇒ Phyciodes mylitta mylitta W. H. Edwards, 1861 |
| Phyciodes mylitta macyi (K.M. Fender, 1930) | ⇒ Phyciodes mylitta mylitta W. H. Edwards, 1861 |
| Phyciodes mylitta mylitta W. H. Edwards, 1861 | Mylitta Crescent |
| Phyciodes nyctois | |
| Phyciodes oreseis | |
| Phyciodes orseis Edwards, 1871 | California Crescent |
| Phyciodes orseis herlani Bauer, 1975 | California Crescent |
| Phyciodes orseis orseis W. H. Edwards, 1871 | California Crescent |
| Phyciodes pallescens Felder, 1869 | Mexican Crescent |
| Phyciodes pallida Edwards, 1864 | Pale crescent |
| Phyciodes pallida barnesi Skinner, 1897 | Pale Crescent |
| Phyciodes pallida pallida W. H. Edwards, 1864 | Pale Crescent |
| Phyciodes pallidus barnesi Skinner, 1897 | Large pale crescent |
| Phyciodes pascoensis (Wright, 1906) | ⇒ Phyciodes tharos Drury, 1773 |
| Phyciodes phaon Edwards, 1864 | Cayman Crescent Spot |
| Phyciodes phaon gorgone (tr.f. nox J...., 1928) | ⇒ Phyciodes phaon phaon W. H. Edwards, 1864 |
| Phyciodes phaon jalapeno Scott, 1998 | Phaon Crescent |
| Phyciodes phaon phaon W. H. Edwards, 1864 | Eastern Phaon Crescent |
| Phyciodes picta Edwards, 1865 | Painted Crescent |
| Phyciodes picta canace W. H. Edwards, 1871 | Painted Crescent |
| Phyciodes picta jemezensis (H.H. Brehme, 1913) | ⇒ Phyciodes picta picta W. H. Edwards, 1865 |
| Phyciodes picta picta W. H. Edwards, 1865 | Painted Crescent |
| Phyciodes pictus (WH Edwards, 1865) | ⇒ Phyciodes picta Edwards, 1865 |
| Phyciodes pratensis (Behr, 1863) | ⇒ Phyciodes campestris Behr, 1863 |
| Phyciodes ptolyca (Bates, 1864) | ⇒ Anthanassa ptolyca Bates, 1864 |
| Phyciodes pulchella (Boisduval, 1852) | ⇒ Phyciodes tharos Drury, 1773 |
| Phyciodes pulchella camillus W. H. Edwards, 1871 | Camillus Crescent |
| Phyciodes pulchella campestris (H.H. Behr, 1863) | ⇒ Phyciodes pulchella pulchella Boisduval, 1852 |
| Phyciodes pulchella deltarufa Scott, 1998 | Field Crescent |
| Phyciodes pulchella inornatus Austin, 1998 | Field Crescent |
| Phyciodes pulchella montana Behr, 1863 | Field Crescent |
| Phyciodes pulchella pratensis (H.H. Behr, 1863) | ⇒ Phyciodes pulchella pulchella Boisduval, 1852 |
| Phyciodes pulchella pulchella Boisduval, 1852 | Field Crescent |
| Phyciodes pulchella sacramento Scott, 2006 | Field Crescent |
| Phyciodes pulchella shoshoni Scott, 1994 | Field Crescent |
| Phyciodes pulchella vallis Austin, 1998 | Field Crescent |
| Phyciodes pulchellus camillus | Field crescent |
| Phyciodes selenis (Cramer, 1777) | ⇒ Phyciodes tharos Drury, 1773 |
| Phyciodes sitalces (Godman & Salvin, 1882) | ⇒ Anthanassa sitalces Godman & Salvin, 1882 |
| Phyciodes texana (Edwards, 1863) | ⇒ Anthanassa texana Edwards, 1863 |
| Phyciodes texana seminole Skinner, 1911 | Seminole Texan Crescent |
| Phyciodes texana texana | Texan Crescent |
| Phyciodes tharos Drury, 1773 | Early Pearly Crescentspot |
| Phyciodes tharos dyari (J.D. Gunder, 1928) | ⇒ Phyciodes tharos tharos Drury, 1773 |
| Phyciodes tharos euclea (J.A.B. Bergs..., 1780) | ⇒ Phyciodes tharos tharos Drury, 1773 |
| Phyciodes tharos marcia (Edwards, 1863) | ⇒ Phyciodes tharos tharos Drury, 1773 |
| Phyciodes tharos orantain Scott, 1998 | Pearl Crescent |
| Phyciodes tharos pascoensis Wright, 1905 | Western pearl crescent |
| Phyciodes tharos reaghi (W. Reiff, 1913) | ⇒ Phyciodes tharos tharos Drury, 1773 |
| Phyciodes tharos riocolorado Scott, 1992 | Pearl Crescent |
| Phyciodes tharos tharos Drury, 1773 | Pearl Crescent |
| Phyciodes tharos tharossa (J.B. Godart, 1819) | ⇒ Phyciodes tharos tharos Drury, 1773 |
| Phyciodes tulcis (Poey, 1832) | ⇒ Anthanassa frisia Poey, 1833 |
| Phyciodes vesta Edwards, 1869 | Mesquite Crescent |
| Phystis simois Hewitson, 1864 | |
| Poladryas arachne W. H. Edwards, 1869 | Arachne Checkerspot |
| Poladryas arachne arachne W. H. Edwards, 1869 | Arachne Checkerspot |
| Poladryas arachne expedita Austin, 1998 | Arachne Checkerspot |
| Poladryas arachne gilensis W. Holland, 1930 | Arachne Checkerspot |
| Poladryas arachne monache J. A. Comstock, 1918 | Arachne Checkerspot |
| Poladryas arachne nympha W. H. Edwards, 1884 | Arachne Checkerspot |
| Poladryas minuta Edwards, 1861 | Beardtongue Checkerspot |
| Poladryas minuta approximata (F.H.H. Strecker, 1900) | ⇒ Poladryas minuta minuta W. H. Edwards, 1861 |
| Poladryas minuta arachne (W.H. Edwards, 1869) | ⇒ Poladryas minuta nympha W.H. Edwards, 1884 |
| Poladryas minuta gilensis W.J. Holland, 1930 | |
| Poladryas minuta gunderiae W.J. Holland, 1930 | |
| Poladryas minuta minuta W. H. Edwards, 1861 | Dotted Checkerspot |
| Poladryas minuta nympha W.H. Edwards, 1884 | |
| Poladryas minuta pola (arachne poli..., 1926) | ⇒ Poladryas minuta nympha W.H. Edwards, 1884 |
| Tegosa anieta luka Higgins, 1981 | Black-bordered Crescent |
| Tegosa guatemalena Bates, 1864 | Guatemalan Crescent |
| Tegosa luka (Higgins, 1981) | ⇒ Tegosa anieta Hewitson, 1864 |
| Texola elada Hewitson, 1868 | Elada Checkerspot |
| Texola elada elada Hewitson, 1868 | Elada Checkerspot |
| Texola elada imitata (F.H.H. Strecker, 1878) | ⇒ Texola elada ulrica W. H. Edwards, 1877 |
| Texola elada perse Edwards, 1882 | |
| Texola elada ulrica W. H. Edwards, 1877 | Elada Checkerspot |
| Texola perse (Edwards, 1882) | ⇒ Texola elada Hewitson, 1868 |
