| Brontaea arcuata (Stein, 1898) | ⇒ Brontaea quadristigma Thomson, 1869 |
| Brontaea obliterata Malloch, 1923 | |
| Brontaea quadristigma Thomson, 1869 | |
| Brontaea ruficornis Malloch, 1923 | |
| Brontaea subtilis Stein, 1909 | |
| Helina abiens Stein, 1898 | |
| Helina algonquina Malloch, 1922 | |
| Helina altica Wang, Xue & ..., 2005 | |
| Helina annosa Zetterstedt, 1838 | |
| Helina bicolorata Malloch, 1919 | |
| Helina bispinosa Malloch, 1920 | |
| Helina bohemani Ringdahl, 1916 | |
| Helina caerulescens Stein, 1910 | |
| Helina canadensis Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina cinerella Wulp, 1867 | |
| Helina clara Meigen, 1826 | |
| Helina consimilata Malloch, 1920 | |
| Helina cothurnata Rondani, 1866 | |
| Helina cruciata Snyder, 1941 | Larch dwarf mistletoe |
| Helina depuncta Fallen, 1825 | |
| Helina evecta Harris, 1780 | Muscid fly |
| Helina exilis Stein, 1920 | |
| Helina flavisquama Zetterstedt, 1849 | |
| Helina floridensis Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina fulvisquama (Zetterstedt, 1845) | ⇒ Helina fulvocalyptrata Malloch, 1934 |
| Helina fulviventris Bigot, 1885 | |
| Helina fulvocalyptrata Malloch, 1934 | |
| Helina griseogaster Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina hannai (Malloch, 1921) | ⇒ Mydaea palpalis Stein, 1916 |
| Helina humilis Stein, 1920 | |
| Helina hypopleuralis Malloch, 1925 | |
| Helina iridescens Malloch, 1922 | |
| Helina johnsoni Malloch, 1920 | |
| Helina keremeosa Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina laxifrons Zetterstedt, 1860 | |
| Helina linearis Malloch, 1920 | |
| Helina luteisquama Zetterstedt, 1845 | |
| Helina maculipennis Zetterstedt, 1845 | |
| Helina marguerita Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina nana Shinonaga & ..., 1984 | |
| Helina nigribasis Malloch, 1920 | |
| Helina nigrimana Macquart, 1851 | |
| Helina nigripennis Walker, 1849 | |
| Helina nigrita Malloch, 1920 | |
| Helina nudibasis Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina obscurata Meigen, 1826 | |
| Helina obscuratoides Schnabl, 1887 | |
| Helina obscurinervis Stein, 1898 | |
| Helina orbitaseta Stein, 1898 | |
| Helina oregonensis Malloch, 1919 | |
| Helina pectinata Johannsen, 1916 | |
| Helina platykarenos Huckett, 1966 | Blackjack oak |
| Helina plumipostitibia Feng & Xue, 2002 | |
| Helina polychaeta Huckett, 1966 | Blackjack oak |
| Helina procedens Walker, 1861 | |
| Helina pruniosa Macquart, 1846 | |
| Helina punctata (Robineau-Des..., 1830) | ⇒ Helina sexmaculata Preyssler, 1791 |
| Helina regina Malloch, 1922 | |
| Helina reversio Harris, 1780 | |
| Helina rubripalpis Wulp, 1896 | |
| Helina rufitibia Stein, 1898 | |
| Helina setifer Huckett, 1965 | |
| Helina sexmaculata Preyssler, 1791 | |
| Helina snyderi Steyskal, 1966 | Bigpod ceanothus |
| Helina spinicosta Zetterstedt, 1845 | |
| Helina spinilamellata Malloch, 1920 | |
| Helina spinosa Walker, 1849 | |
| Helina spuria Malloch, 1920 | |
| Helina squalens Zetterstedt, 1838 | |
| Helina steini Pont, 1988 | San Joaquin milkvetch |
| Helina subrittata Seguy, 1923 | |
| Helina subvittata Seguy, 1923 | Piper's evening primrose |
| Helina toga Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina troene Walker, 1849 | |
| Helina ute Snyder, 1949 | Digger pine dwarf mistletoe |
| Helina villihumilis Snyder, 1949 | Digger pine dwarf mistletoe |
| Lophosceles alaskensis Malloch, 1923 | |
| Lophosceles cinereiventris Zetterstedt, 1845 | |
| Lophosceles frenatus Holmgren, 1872 | Muscid fly |
| Lophosceles hians Zetterstedt, 1838 | Narrowflower flaxflower |
| Lophosceles minimus Malloch, 1919 | |
| Phaonia aberrans Malloch, 1919 | |
| Phaonia alaskensis (Malloch, 1923) | ⇒ Lophosceles alaskensis Malloch, 1923 |
| Phaonia albocalyptrata Malloch, 1920 | |
| Phaonia alpicola Zetterstedt, 1845 | |
| Phaonia alticola Malloch, 1923 | Laysan bur cucumber |
| Phaonia antennalis Huckett, 1966 | Blackjack oak |
| Phaonia apicalis Stein, 1914 | Scented croton |
| Phaonia apicata Johannsen, 1916 | Baby sun-rose |
| Phaonia atlanis Malloch, 1923 | Laysan bur cucumber |
| Phaonia atrocitrea Malloch, 1923 | Laysan bur cucumber |
| Phaonia atrocyanea Ringdahl, 1916 | Narrowleaf crimson clover |
| Phaonia aurea Malloch, 1923 | Laysan bur cucumber |
| Phaonia azygos Malloch, 1923 | Laysan bur cucumber |
| Phaonia basiseta Malloch, 1920 | |
| Phaonia bidentata Ringdahl, 1933 | Notchleaf clover |
| Phaonia brevispina Malloch, 1923 | Laysan bur cucumber |
| Phaonia bysia Walker, 1849 | |
| Phaonia caerulescens Stein, 1898 | |
| Phaonia californiensis Malloch, 1923 | |
| Phaonia cauta Huckett, 1972 | Dwarf live oak |
| Phaonia citreibasis (Malloch, 1920) | ⇒ Phaonia atrocyanea Ringdahl, 1916 |
| Phaonia consobrina Zetterstedt, 1838 | |
| Phaonia coriatlanis Huckett, 1966 | Blackjack oak |
| Phaonia curvinervis Malloch, 1923 | Laysan bur cucumber |
| Phaonia curvipes Stein, 1920 | |
| Phaonia deleta Stein, 1898 | |
| Phaonia diruta Stein, 1898 | |
| Phaonia dissimilis Malloch, 1923 | Laysan bur cucumber |
| Phaonia errans Meigen, 1826 | |
| Phaonia fimbriata (Coquillett, 1904) | ⇒ Thricops fimbriatus Coquillett, 1904 |
| Phaonia flava Stein, 1920 | Wild marrow |
| Phaonia flavibasis Malloch, 1919 | |
| Phaonia flavitibia Johannsen, 1916 | |
| Phaonia fraterna Malloch, 1923 | Laysan bur cucumber |
| Phaonia fusca Meade, 1897 | |
| Phaonia fuscana Huckett, 1965 | |
| Phaonia fuscicauda Malloch, 1918 | 'anunu |
| Phaonia harti Malloch, 1923 | Laysan bur cucumber |
| Phaonia houghii Stein, 1898 | |
| Phaonia hybrida Schnabl, 1888 | |
| Phaonia imitatrix Malloch, 1919 | |
| Phaonia incerta (Malloch, 1923) | ⇒ Phaonia rugia Walker, 1849 |
| Phaonia inenarrabilis Huckett, 1965 | |
| Phaonia laeta Fallen, 1823 | |
| Phaonia laticornis Malloch, 1923 | Laysan bur cucumber |
| Phaonia lugubris Meigen, 1826 | |
| Phaonia luteva | |
| Phaonia magnicornis Zetterstedt, 1845 | |
| Phaonia marylandica Malloch, 1923 | Laysan bur cucumber |
| Phaonia monticola Malloch, 1918 | 'anunu |
| Phaonia morrisoni (Malloch, 1923) | ⇒ Lophosceles cinereiventris Zetterstedt, 1845 |
| Phaonia neglecta Huckett, 1966 | Blackjack oak |
| Phaonia nigricans Johannsen, 1916 | Baby sun-rose |
| Phaonia nigricauda Malloch, 1918 | 'anunu |
| Phaonia ningwuensis Wang & Xue, 1998 | |
| Phaonia pallicornis (Stein, 1920) | ⇒ Phaonia bysia Walker, 1849 |
| Phaonia pallidosa Huckett, 1965 | |
| Phaonia pallidula Coquillett, 1902 | |
| Phaonia parviceps Malloch, 1918 | 'anunu |
| Phaonia peregrinans Huckett, 1965 | |
| Phaonia perfida Stein, 1920 | Wild marrow |
| Phaonia picealis Huckett, 1965 | |
| Phaonia pratensis Robineau-Des..., 1830 | Fourleaf vetch |
| Phaonia prisca Stein, 1920 | Wild marrow |
| Phaonia protuberans Malloch, 1923 | Laysan bur cucumber |
| Phaonia proxima Wulp, 1869 | |
| Phaonia pudoa Hall, 1937 | |
| Phaonia quieta Stein, 1920 | Wild marrow |
| Phaonia reclusa Huckett, 1966 | Blackjack oak |
| Phaonia reflecta Huckett, 1966 | Blackjack oak |
| Phaonia reversa Huckett, 1966 | Blackjack oak |
| Phaonia rufibasis Malloch, 1919 | |
| Phaonia rugia Walker, 1849 | |
| Phaonia savonoskii Malloch, 1923 | Laysan bur cucumber |
| Phaonia serva Meigen, 1826 | |
| Phaonia sobriana Huckett, 1966 | Blackjack oak |
| Phaonia soccata Walker, 1849 | |
| Phaonia splendida Barros de Ca..., 1983 | |
| Phaonia striata Stein, 1898 | |
| Phaonia subfusca Malloch, 1923 | Laysan bur cucumber |
| Phaonia subfuscinervis Zetterstedt, 1838 | |
| Phaonia texensis Malloch, 1923 | Laysan bur cucumber |
| Phaonia tipulivora Malloch, 1923 | Laysan bur cucumber |
| Phaonia tuguriorum Scopoli, 1763 | |
| Phaonia uniseriata Malloch, 1923 | Laysan bur cucumber |
| Phaonia versicolor Stein, 1920 | Wild marrow |
| Phaonia winnemanae Malloch, 1919 | |
| Phaonia zugmayeriae Schnabl, 1888 | |
| Plexiopsis insolens Huckett, 1966 | Blackjack oak |
| Prohardyia fungorum Pont, 1969 | |
| Prohardyia pollinosa Malloch, 1926 | |
