| Antonina bambusae (Khalid & Shafee, 1988) | ⇒ Antonina crawi Cockerell, 1900 |
| Antonina crawi Cockerell, 1900 | Cottony Bamboo Mealybug |
| Antonina dakotensis (Kosztarab & ..., 1969) | ⇒ Apezococcus idiastes Ferris, 1955 |
| Antonina graminis (Maskell, 1897) | ⇒ Antoninoides parrotti Cockerell in..., 1903 |
| Antonina nakaharai Williams & M..., 2002 | Nakahara grass mealybug |
| Antonina nortoni (Parrott & Co..., 1899) | ⇒ Antoninoides nortoni Parrott & Co..., 1899 |
| Antonina pretiosa Ferris, 1953 | Noxious Bamboo Mealybug |
| Chaetococcus bambusae Maskell, 1893 | Bamboo Mealybug |
| Chaetococcus phragmitis Marchal, 1909 | Bog-reed Scale |
| Chorizococcus abortivus Mckenzie, 1967 | Abortive mealybug |
| Chorizococcus abroniae Mckenzie, 1960 | Abronia mealybug |
| Chorizococcus aphyllonis Cockerell, 1895 | |
| Chorizococcus brevicruris (Mckenzie, 1960) | ⇒ Vryburgia brevicruris Mckenzie, 1960 |
| Chorizococcus californicus Mckenzie, 1964 | Purple mealybug |
| Chorizococcus coniculus Miller & McK..., 1971 | Conicalseta mealybug |
| Chorizococcus coxindex Mckenzie, 1967 | Coxa mealybug |
| Chorizococcus dentatus Lobdell, 1930 | Yarrow mealybug |
| Chorizococcus fistulosus Mckenzie, 1967 | Porous mealybug |
| Chorizococcus graysoni Brachman & K..., 1996 | |
| Chorizococcus indecisus (Cockerell, 1901) | ⇒ Spilococcus halli McKenzie & W..., 1965 |
| Chorizococcus interruptus Mckenzie, 1964 | Interrupted mealybug |
| Chorizococcus irishi Cockerell, 1900 | |
| Chorizococcus irishii (Mckenzie, 1960) | ⇒ Chorizococcus irishi Cockerell, 1900 |
| Chorizococcus microporus (Mckenzie, 1960) | ⇒ Vryburgia amaryllidis Bouche, 1837 |
| Chorizococcus neomexicanus Tinsley, 1898 | |
| Chorizococcus penultimatus Mckenzie, 1967 | Penultimate mealybug |
| Chorizococcus polyporus Mckenzie, 1961 | Many-pored mealybug |
| Chorizococcus psoraleae Mckenzie, 1960 | California tea mealybug |
| Chorizococcus rostellum Lobdell, 1930 | Bermuda Grass Mealybug |
| Chorizococcus senarius Mckenzie, 1967 | Short-antennae mealybug |
| Chorizococcus shaferi Hollinger, 1917 | |
| Chorizococcus snellingi Mckenzie, 1967 | Snelling mealybug |
| Chorizococcus variabilis Mckenzie, 1964 | |
| Chorizococcus wilkeyi Mckenzie, 1960 | Wilkey mealybug |
| Chorizococcus wilsoni Mckenzie, 1961 | Wilson mealybug |
| Chorizococcus yuccae Mckenzie, 1961 | Small yucca mealybug |
| Crisicoccus azaleae Tinsley, 1898 | Azalea mealybug |
| Crisicoccus chalepus Williams, 1960 | |
| Crisicoccus pini Kuwana, 1902 | Japanese pine mealybug |
| Crisicoccus taxodii Kosztarab, 1996 | Baldcypress mealybug |
| Dysmicoccus aciculus Ferris, 1950 | Comstock mealybug |
| Dysmicoccus angustus Ezzat & McCo..., 1956 | Narrow mealybug |
| Dysmicoccus aurantius Cockerell, 1901 | Orange-colored mealybug |
| Dysmicoccus boninsis Kuwana, 1909 | Citrophilus mealybug |
| Dysmicoccus brevipes Cockerell, 1893 | Chanchito Blanca De La Pina |
| Dysmicoccus dennoi Kosztarab, 1996 | |
| Dysmicoccus desertorum Mckenzie, 1962 | Desert Dysmicoccus mealybug |
| Dysmicoccus difficilis Lobdell, 1930 | |
| Dysmicoccus diodium McConnell, 1941 | Buttonweed mealybug |
| Dysmicoccus fimbriatulus Cockerell & ..., 1902 | |
| Dysmicoccus grassii Leonardi, 1913 | Mealybug |
| Dysmicoccus junceus McConnell, 1941 | Juncus mealybug |
| Dysmicoccus lasii Cockerell, 1896 | Ant-nest mealybug |
| Dysmicoccus mackenziei Beardsley, 1965 | Mckenzie Mealybug |
| Dysmicoccus mcdanieli Hollinger, 1917 | |
| Dysmicoccus merrilli Ferris, 1953 | |
| Dysmicoccus milleri Kosztarab, 1996 | Miller mealybug |
| Dysmicoccus modocensis (Ferris, 1953) | ⇒ Trionymus modocensis Ferris, 1953 |
| Dysmicoccus morrisoni Hollinger, 1917 | Morrison mealybug |
| Dysmicoccus neobrevipes Beardsley, 1959 | Annona Mealybug |
| Dysmicoccus obesus Lobdell, 1930 | Pine mealybug |
| Dysmicoccus patulae Rau, 1938 | |
| Dysmicoccus pinicolus Mckenzie, 1964 | McKenzie pine mealybug |
| Dysmicoccus polymeris Miller & McK..., 1971 | Multilocular mealybug |
| Dysmicoccus quercicolus Ferris, 1918 | Ferris oak mealybug |
| Dysmicoccus racemus Mckenzie, 1967 | Cluster mealybug |
| Dysmicoccus roseotinctus Cockerell & ..., 1901 | Rose-colored mealybug |
| Dysmicoccus ryani Coquillett, 1889 | Cypress mealybug |
| Dysmicoccus salmonacea Cockerell, 1901 | |
| Dysmicoccus texensis Tinsley, 1900 | |
| Dysmicoccus timberlakei Cockerell, 1916 | Timberlake mealybug |
| Dysmicoccus vaccinii Miller & Pol..., 1997 | Blueberry mealybug |
| Dysmicoccus vacuatus Mckenzie, 1967 | Small mealybug |
| Dysmicoccus wistariae Green, 1923 | Taxus Mealybug |
| Maconellicoccus hirsutus Green, 1908 | Grape |
| Nipaecoccus aurilanatus Maskell, 1890 | Araucaria mealybug |
| Nipaecoccus ledi Cockerell, 1911 | |
| Nipaecoccus nipae Maskell, 1893 | Avocado mealybug |
| Nipaecoccus viridis Newstead, 1894 | Cotton mealybug |
| Palmicultor browni Williams, 1960 | False scale insect |
| Palmicultor palmarum Ehrhorn, 1916 | Ehrhorn's palm mealybug |
| Paracoccus juniperi Ehrhorn, 1906 | Juniper mealybug |
| Paracoccus marginatus Williams & G..., 1992 | Marginal mealybug |
| Paracoccus reductus Ferris, 1953 | |
| Paracoccus solani Ezzat & McCo..., 1956 | Mealybug |
| Paracoccus townsendi Cockerell, 1893 | |
| Paraputo olivaceous | |
| Planococcus azaleae (Ezzat & McCo..., 1956) | ⇒ Planococcus japonicus Cox, 1989 |
| Planococcus citri (Risso, 1813) | ⇒ Planococcus lilacinus Cockerell, 1905 |
| Planococcus ficus Signoret, 1875 | Grape mealybug |
| Planococcus japonicus Cox, 1989 | Japanese mealybug |
| Planococcus kraunhiae Kuwana, 1902 | False scale insect |
| Planococcus krauniae | |
| Planococcus lilacinus Cockerell, 1905 | Cacao mealybug |
| Planococcus minor Maskell, 1897 | False scale insect |
| Planococcus orchidi Cox, 1989 | |
| Pseudococcus aberrans (Mckenzie, 1962) | ⇒ Trionymus aberrans aberrans Goux, 1938 |
| Pseudococcus acirculus Gimpel & Miller, 1996 | Gila Bend mealybug |
| Pseudococcus adenostomae (Ferris, 1925) | ⇒ Anisococcus adenostomae Ferris, 1925 |
| Pseudococcus antricolens Ferris, 1948 | |
| Pseudococcus beardsleyi Miller & McK..., 1971 | |
| Pseudococcus bryberia Gimpel & Miller, 1996 | Spanish moss mealybug |
| Pseudococcus calceolariae (Maskell, 1879) | ⇒ Dysmicoccus boninsis Kuwana, 1909 |
| Pseudococcus citriculus (Green, 1922) | ⇒ Pseudococcus cryptus Hempel, 1918 |
| Pseudococcus comstocki (Kuwana, 1902) | ⇒ Dysmicoccus aciculus Ferris, 1950 |
| Pseudococcus cryptus Hempel, 1918 | Citriculus mealybug |
| Pseudococcus cupressi (Coleman, 1908) | ⇒ Puto cupressi Ferris, 1918 |
| Pseudococcus cupressicolus (Ferris, 1918) | ⇒ Dysmicoccus ryani Coquillett, 1889 |
| Pseudococcus cuspidatae (Rau, 1937) | ⇒ Dysmicoccus wistariae Green, 1923 |
| Pseudococcus dasyliriae Gimpel & Miller, 1996 | Sotol mealybug |
| Pseudococcus dendrobiorum Williams, 1985 | Dendrobium Mealybug |
| Pseudococcus dispar Mckenzie, 1962 | Dispar mealybug |
| Pseudococcus diversus Mckenzie, 1964 | Diverse mealybug |
| Pseudococcus dolichomelos Gimpel & Miller, 1996 | False trochanter mealybug |
| Pseudococcus donrileyi Gimpel & Miller, 1996 | Riley citrus mealybug |
| Pseudococcus dysmicus Gimpel & Miller, 1996 | Western trochanter mealybug |
| Pseudococcus elisae (Borchsenius, 1947) | ⇒ Pseudococcus jackbeardsleyi Gimpel & Miller, 1996 |
| Pseudococcus fagi (Lindinger, 1936) | ⇒ Hemicrepidius acuminatus Champion, 1896 |
| Pseudococcus floriger Ferris, 1948 | |
| Pseudococcus gallicola Ehrhorn, 1916 | |
| Pseudococcus importatus Mckenzie, 1960 | Imported mealybug |
| Pseudococcus jackbeardsleyi Gimpel & Miller, 1996 | Banana mealybug |
| Pseudococcus kingii Cockerell, 1897 | |
| Pseudococcus langispinus | |
| Pseudococcus longisetosus Ferris, 1918 | Long-setae mealybug |
| Pseudococcus longispinus Targioni-Toz..., 1867 | Cotonet Longispino |
| Pseudococcus lycii (Ferris, 1919) | ⇒ Phenacoccus lycii Ferris, 1919 |
| Pseudococcus lycopodii Beardsley, 1959 | |
| Pseudococcus macswaini Mckenzie, 1962 | |
| Pseudococcus maritimus Ehrhorn, 1900 | American grape mealybug |
| Pseudococcus megasetosus Mckenzie, 1967 | Large setae mealybug |
| Pseudococcus microcirculus Mckenzie, 1960 | Orchid Mealybug |
| Pseudococcus montanus Ehrhorn, 1916 | |
| Pseudococcus nakaharai Gimpel & Miller, 1996 | False scale insect |
| Pseudococcus neomaritimus Beardsley, 1966 | Comstock mealybug |
| Pseudococcus neomexicanus utahensis (Cockerell, 1916) | ⇒ Trionymus utahensis Cockerell, 1916 |
| Pseudococcus oahuensis | |
| Pseudococcus odermatti Miller & Wil..., 1997 | Mealybug |
| Pseudococcus omniverae (Hollinger, 1917) | ⇒ Pseudococcus maritimus Ehrhorn, 1900 |
| Pseudococcus pertusus Mckenzie, 1967 | Perforated mealybug |
| Pseudococcus pithecellobii Gimpel & Miller, 1996 | Ebony mealybug |
| Pseudococcus prunicolus Mckenzie, 1964 | Prune pseudococcus mealybug |
| Pseudococcus pseudobscurus Mckenzie, 1964 | False obscure mealybug |
| Pseudococcus quercicolus (Ferris, 1918) | ⇒ Dysmicoccus quercicolus Ferris, 1918 |
| Pseudococcus salinus (Fernald, 1903) | ⇒ Distichlicoccus salinus Cockerell, 1902 |
| Pseudococcus sequoiae (Fernald, 1903) | ⇒ Puto cupressi Ferris, 1918 |
| Pseudococcus solani (Cockerell, 1894) | ⇒ Phenacoccus solani Ferris, 1918 |
| Pseudococcus sorghiellus Forbes, 1885 | Trochanter mealybug |
| Pseudococcus spanocera Gimpel & Miller, 1996 | Florida trochanter mealybug |
| Pseudococcus sparsus Mckenzie, 1962 | Eastern trochanter mealybug |
| Pseudococcus swezeyi Ehrhorn, 1916 | |
| Pseudococcus viburni Signoret, 1875 | Californian mealybug |
| Pseudococcus yuccae (Coquillett, 1890) | ⇒ Puto yuccae Ferris, 1918 |
| Saccharicoccus sacchari Cockerell, 1895 | Pink sugar-cane mealybug |
| Trionymus aberrans aberrans Goux, 1938 | |
| Trionymus americanus Cockerell, 1899 | American grass mealybug |
| Trionymus bambusae Green, 1922 | |
| Trionymus caricis McConnell, 1941 | Carex mealybug |
| Trionymus cladestinis | |
| Trionymus clandestinis McConnell, 1941 | |
| Trionymus claviger King & Tinsley, 1897 | |
| Trionymus distichlii (Ferris, 1918) | ⇒ Tridiscus distichlii Ferris, 1918 |
| Trionymus dolus Ferris, 1950 | Dolus mealybug |
| Trionymus festucae (Kuwana, 1901) | ⇒ Trionymus phalaridis Green, 1925 |
| Trionymus frontalis Mckenzie, 1967 | Frontal grass mealybug |
| Trionymus furvus (Mckenzie, 1967) | ⇒ Trionymus violascens Cockerell, 1913 |
| Trionymus grindeliae (Ferris, 1918) | ⇒ Chnaurococcus trifolii Ferris, 1953 |
| Trionymus haancheni Mckenzie, 1960 | Haanchen barley mealybug |
| Trionymus hamberdi Borchsenius, 1949 | Hamberd's mealybug |
| Trionymus idahoensis Miller & McK..., 1971 | |
| Trionymus insularis (Ehrhorn, 1916) | ⇒ Vryburgia transvaalensis Brain, 1915 |
| Trionymus interjecti Bueker, 1931 | |
| Trionymus lowryi Brachman & K..., 1996 | Lowry mealybug |
| Trionymus lumpurensis Takahashi, 1951 | Bamboo mealybug |
| Trionymus magnus Cockerell, 1901 | Magnus mealybug |
| Trionymus merrilli (Ferris, 1953) | ⇒ Dysmicoccus merrilli Ferris, 1953 |
| Trionymus mocus Ferris, 1953 | Mocker grass mealybug |
| Trionymus modocensis Ferris, 1953 | Modoc grass mealybug |
| Trionymus mori (Lobdell, 1930) | ⇒ Spilococcus mori Siraiwa, 1938 |
| Trionymus myersi Mckenzie, 1961 | Myers mealybug |
| Trionymus nanus Cockerell, 1905 | |
| Trionymus phalaridis Green, 1925 | Canarygrass mealybug |
| Trionymus quadricirculus Mckenzie, 1967 | Square circulus mealybug |
| Trionymus rostellum (Mckenzie, 1967) | ⇒ Chorizococcus rostellum Lobdell, 1930 |
| Trionymus smithii Essig, 1910 | Smith grass mealybug |
| Trionymus strongylus Miller & McK..., 1971 | |
| Trionymus townesi Beardsley, 1966 | |
| Trionymus utahensis Cockerell, 1916 | Utah grass mealybug |
| Trionymus vallis (Ferris, 1950) | ⇒ Chorizococcus rostellum Lobdell, 1930 |
| Trionymus violascens Cockerell, 1913 | Dusky grass mealybug |
| Trionymus winnemucae Mckenzie, 1967 | Winnemuca grass mealybug |
