| Ancepaspis edentata Ferris, 1919 | |
| Ancepaspis tridentata Ferris, 1919 | |
| Andaspis hawaiiensis Maskell, 1895 | Burrowing scale |
| Andaspis mackieana Mckenzie, 1943 | Armored scale |
| Aonidomytilus albus Cockerell, 1893 | Cassava scale |
| Aonidomytilus bilobis Ferris, 1941 | Bilobed scale |
| Aonidomytilus bilobus (Poole & Gentili, 1997) | ⇒ Aonidomytilus bilobis Ferris, 1941 |
| Aonidomytilus ceanothi Ferris, 1919 | Ceanothus scale |
| Aonidomytilus concolor Cockerell, 1893 | Concolor scale |
| Aonidomytilus crookiae Ferris, 1954 | Crookea scale |
| Aonidomytilus durus Ferris, 1943 | Durus scale |
| Aonidomytilus hyperici Ferris, 1941 | Hypericum scale |
| Aonidomytilus incisus Ferris, 1943 | |
| Aonidomytilus multiglandulatus (Kosztarab, 1963) | ⇒ Aonidomytilus crookiae Ferris, 1954 |
| Aonidomytilus peninsularis Ferris, 1921 | |
| Aonidomytilus sabatius Tippins, 1968 | |
| Aonidomytilus solidaginis Hoke, 1927 | Goldenrod scale |
| Aonidomytilus variabilis Ferris, 1938 | Variable scale |
| Aulacaspis rosae (Bouche, 1833) | ⇒ Aulacaspis rosarum Borchsenius, 1958 |
| Aulacaspis rosarum Borchsenius, 1958 | Armoured scale |
| Carulaspis juniperi Bouche, 1851 | Juniper scale |
| Carulaspis minima Signoret, 1869 | Armored scale |
| Chionaspis acericola Hollinger, 1923 | Maple chionaspis |
| Chionaspis americana (Johnson, 1896) | ⇒ Chionaspis floridensis Takagi, 1969 |
| Chionaspis caryae Cooley, 1898 | Hickory chionaspis |
| Chionaspis corni Cooley, 1899 | Dogwood scale |
| Chionaspis etrusca Leonardi, 1908 | Armored scale |
| Chionaspis floridensis Takagi, 1969 | Elm chionaspis |
| Chionaspis furfura Fitch, 1857 | Apple scurfy scale |
| Chionaspis furfurus (King, 1899) | ⇒ Chionaspis furfura Fitch, 1857 |
| Chionaspis gilli Liu & Kosztarab, 1987 | Gill's tamarix scale |
| Chionaspis gleditsiae Sanders, 1903 | Honey locust chionaspis |
| Chionaspis hamoni Liu & Kosztarab, 1987 | Florida willow scale |
| Chionaspis heterophyllae Cooley, 1897 | Pine scale |
| Chionaspis kosztarabi Takagi & Kawai, 1967 | Ash scurfy scale |
| Chionaspis lintneri Comstock, 1883 | Lintner scale |
| Chionaspis longiloba Cooley, 1889 | Long-lobed chionaspis |
| Chionaspis nyssae Comstock, 1881 | Sour gum chionapsis |
| Chionaspis ortholobis (Comstock, 1881) | ⇒ Chionaspis platani Cooley, 1889 |
| Chionaspis parkii (Hollinger, 1923) | ⇒ Chionaspis platani Cooley, 1889 |
| Chionaspis pinifoliae Fitch, 1856 | Pine leaf scale |
| Chionaspis platani Cooley, 1889 | California willow scale |
| Chionaspis salicis Linnaeus, 1758 | Black Willow Bark Louse |
| Chionaspis salicisnigrae Walsh, 1868 | Willow scurfy scale |
| Chionaspis sassceri (Cockerell & ..., 1909) | ⇒ Chionaspis etrusca Leonardi, 1908 |
| Chionaspis styracis Liu & Kosztarab, 1989 | Styrax scurfy scale |
| Chionaspis triformis Tippins & Be..., 1974 | Birch scurfy scale |
| Chionaspis wistariae Cooley, 1897 | Fujicola scale |
| Crassaspis multipora Ferris, 1919 | Mistletoe situlaspis scale |
| Cupidaspis beshearae Howell & Tip..., 1977 | Beshear scale |
| Cupidaspis cupressi Coleman, 1903 | California lineaspis scale |
| Dactylaspis lobata Ferris, 1937 | |
| Diaspis boisduvalii Signoret, 1869 | Armored scale |
| Diaspis bromeliae (Kerner, 1778) | ⇒ Diaspis boisduvalii Signoret, 1869 |
| Diaspis coccois Lichtenstein, 1882 | Armored scale |
| Diaspis dignus Hoke, 1928 | |
| Diaspis diospyri Ferris, 1937 | |
| Diaspis echinocacti Bouche, 1833 | Cactus scale |
| Diaspis ferrisi Mckenzie, 1947 | |
| Diaspis gilloglyi Mckenzie, 1963 | Gillogly scale |
| Diaspis manzanitae Whitney, 1913 | Manzanita scale |
| Diaspis parasiti Mckenzie, 1947 | Mistletoe scale |
| Diaspis radicicola Ferris, 1937 | |
| Diaspis simmondsiae Ferris, 1921 | Jojoba scale |
| Diaspis texensis (Cockerell, 1896) | ⇒ Diaspis ferrisi Mckenzie, 1947 |
| Diaspis toumeyi Cockerell, 1895 | |
| Discodiaspis consolidata Ferris, 1941 | Grass scale |
| Epidiaspis leperii Signoret, 1869 | European Pear Scale |
| Epidiaspis montana Cockerell, 1896 | |
| Epidiaspis salicicola Ferris, 1938 | Salicicola scale |
| Epidiaspis tillandsiae Takagi & Tip..., 1972 | |
| Exuviaspis enceliae Ferris, 1941 | |
| Ferrisidea magna Borchsenius, 1966 | Magna scale |
| Fiorinia externa Ferris, 1942 | Elongate hemlock scale |
| Fiorinia fioriniae Targioni Toz..., 1867 | Avocado Scale |
| Fiorinia japonica Kuwana, 1902 | Coniferous fiorinia scale |
| Fiorinia pinicola Maskell, 1897 | Juniper fiorinia scale |
| Fiorinia theae Green, 1900 | Camellia scale |
| Fissuraspis ulmi Hoke, 1927 | Elm scale |
| Furchadaspis zamiae Morgan, 1890 | Armored scale |
| Geodiaspis arundinariae Tippins & Ho..., 1973 | |
| Haliaspis asymmetrica Ferris, 1954 | Asymmetric scale |
| Haliaspis litoralis Ferris, 1937 | |
| Haliaspis peninsularis Howell, 1974 | Marsh grass scale |
| Haliaspis spartinae Comstock, 1883 | Cord grass scale |
| Haliaspis texana Liu & Howell, 1994 | |
| Haliaspis uniolae Takagi, 1971 | |
| Howardia biclavis Comstock, 1883 | Armored scale |
| Ischnaspis longirostris Signoret, 1882 | Black Line Scale |
| Kuwanaspis hikosani Kuwana, 1902 | Armored scale |
| Kuwanaspis howardi Cooley, 1898 | Bamboo white scale |
| Kuwanaspis pseudoleucaspis Kuwana, 1902 | Armored scale |
| Lapazia obscura Howell & Bes..., 1975 | |
| Lepidosaphes beckii Newman, 1869 | Citrus mussel scale |
| Lepidosaphes boguschi McDaniel, 1972 | |
| Lepidosaphes camelliae Hoke, 1921 | Camellia oystershell scale |
| Lepidosaphes chinensis Chamberlin, 1925 | Chinese lepidosaphes scale |
| Lepidosaphes conchiformioides Borchsenius, 1958 | |
| Lepidosaphes conchiformis (Gmelin, 1790) | ⇒ Lepidosaphes ulmi Linnaeus, 1758 |
| Lepidosaphes flava Signoret, 1870 | Armored Scale |
| Lepidosaphes gloverii Packard, 1869 | Citrus Long Scale |
| Lepidosaphes noxia Mckenzie, 1946 | Noxius scale |
| Lepidosaphes pallida (Maskell, 1895) | ⇒ Lepidosaphes pallidula Williams, 1969 |
| Lepidosaphes pallidula Williams, 1969 | Maskell scale |
| Lepidosaphes pini Maskell, 1897 | Black blow fly |
| Lepidosaphes pinnaeformis (Bouche, 1851) | ⇒ Lepidosaphes beckii Newman, 1869 |
| Lepidosaphes sciadopitysi Mckenzie, 1955 | Umbrella pine lepidosaphes |
| Lepidosaphes tokionis Kuwana, 1902 | Armored scale |
| Lepidosaphes ulmi Linnaeus, 1758 | Apple mussel scale |
| Lepidosaphes yanagicola Kuwana, 1925 | Armored scale |
| Nelaspis crookiae (Ferris, 1954) | ⇒ Aonidomytilus crookiae Ferris, 1954 |
| Neopinnaspis harperi Mckenzie, 1949 | Armored scale |
| Nicholiella bumeliae Ferris, 1941 | |
| Niveaspis ilicis Hoke, 1927 | |
| Opuntiaspis carinatus Cockerell, 1896 | |
| Pallulaspis ephedrae Ferris, 1937 | Ephedra scale |
| Pelliculaspis celtis McDaniel, 1972 | |
| Pinnaspis aspidistrae (Signoret, 1869) | ⇒ Pinnaspis strachani Cooley, 1899 |
| Pinnaspis buxi Bouche, 1851 | Bamboo Mussel-scale |
| Pinnaspis strachani Cooley, 1899 | Cotton white scale |
| Poliaspis cycadis Comstock, 1883 | Cycad poliaspis scale |
| Praecocaspis diversa Ferris, 1942 | Diverse scale |
| Protodiaspis agrifoliae Essig, 1914 | Oak protodiaspis scale |
| Protodiaspis didymus McKenzie & N..., 1962 | |
| Protodiaspis emoryi Ferris, 1937 | |
| Protodiaspis lobata Ferris, 1920 | |
| Protodiaspis pulchra Ferris, 1920 | |
| Protodiaspis varus Hoke, 1928 | |
| Pseudaulacaspis cockerelli Cooley, 1897 | False mango scale |
| Pseudaulacaspis major (Cockerell, 1894) | ⇒ Rutherfordia major Cockerell, 1894 |
| Pseudaulacaspis pentagona (Targioni-Toz..., 1886) | ⇒ Pseudaulacaspis simplex Takagi, 1961 |
| Pseudaulacaspis sandwicensis Fullaway, 1932 | |
| Pseudaulacaspis simplex Takagi, 1961 | Mulberry scale |
| Pseudodiaspis larreae Cockerell, 1897 | |
| Pseudoparlatoria ostreata Cockerell, 1892 | Acalypha scale |
| Pseudoparlatoria parlatorioides (Comstock, 1883) | ⇒ Pseudoparlatoria ostreata Cockerell, 1892 |
| Pseudoparlatoria serrulata Townsend & C..., 1898 | False parlatoria scale |
| Pseudoparlatoria tillandsiae Tippins, 1970 | |
| Quernaspis insularis Howell, 1977 | |
| Quernaspis quercicola Tippins & Be..., 1970 | |
| Quernaspis quercus Comstock, 1881 | Oak scale |
| Rugaspidiotinus nebulosus Ferris, 1938 | Nebulose scale |
| Rugaspidiotus arizonicus Cockerell, 1900 | Arizona rugaspidiotus scale |
| Rugaspidiotus nebulosus (Ferris, 1938) | ⇒ Rugaspidiotinus nebulosus Ferris, 1938 |
| Rugaspidiotus sculpturatus Ferris, 1938 | |
| Rutherfordia major Cockerell, 1894 | Armored scale |
| Situlaspis atriplicis Ferris, 1919 | Atriplex scale |
| Situlaspis condaliae Ferris, 1919 | |
| Situlaspis daleae Ferris, 1941 | Dalea scale |
| Situlaspis yuccae Cockerell, 1896 | Celtis scale |
| Stramenaspis kelloggi Coleman, 1903 | Kellogg scale |
| Trigonaspis vaccinoides Trotter, 1910 | |
| Unaspis citri Comstock, 1883 | Armored scale |
| Unaspis euonymi Comstock, 1881 | Euonymus scale |
| Velataspis anasterias Ferris, 1937 | |
| Velataspis dentata Hoke, 1921 | Dentate scale |
| Velataspis mimosarum Cockerell, 1903 | |
