• Acalyptococcus eugeniae Lambdin & Kosztarab, 1977
• Acanthococcus abaii Danzig, 1990 accepted as Eriococcus abaii (Danzig, 1990)
• Acanthococcus abdifus Miller & Gimpel, 1996 accepted as Eriococcus abditus Hoy, 1962
• Acanthococcus abeliceae Kozár & Walter, 1985 accepted as Eriococcus abeliceae Kuwana, 1927
• Acanthococcus acericola Miller & Gimpel, 1996 accepted as Eriococcus acericola Tang & Hao, 1995
• Acanthococcus aceris Signoret, 1875 accepted as
• Acanthococcus actius Miller & Miller, 1993 accepted as Eriococcus actius (Miller & Miller, 1993)
• Acanthococcus acutispinatus Miller & Gimpel, 1996 accepted as Eriococcus acutispinatus Hoy, 1962
• Acanthococcus acutus Kozár & Walter, 1985 (unaccepted)
• Acanthococcus adenostomae Miller & Miller, 1992 accepted as Eriococcus adenostomae Ehrhorn, 1898
• Acanthococcus adzharicus Hadzibeyli, 1960 accepted as Eriococcus adzharicus (Hadzibeyli, 1960)
• Acanthococcus agonis Miller & Gimpel, 1996 accepted as Eriococcus agonis Fuller, 1897
• Acanthococcus agropyri Kosztarab & Kozár, 1978 accepted as Eriococcus agropyri (Borchsenius, 1949)
• Acanthococcus albatus Miller & Gimpel, 1996 accepted as Eriococcus albatus Hoy, 1962
• Acanthococcus altaicus Matesova, 1967 accepted as Eriococcus altaicus (Matesova, 1967)
• Acanthococcus ammophilus Kozár & Walter, 1985 accepted as Eriococcus ammophilus Balachowsky, 1933
• Acanthococcus amomidis Miller & Gimpel, 1996 accepted as Eriococcus amomidis Gómez-Menor Ortega, 1935
• Acanthococcus angulatus Miller & Gimpel, 1996 accepted as Eriococcus angulatus Froggatt, 1916
• Acanthococcus apiomorphae Miller & Gimpel, 1996 accepted as Eriococcus apiomorphae Fuller, 1897
• Acanthococcus araucariae Tereznikova, 1981 accepted as Eriococcus araucariae Maskell, 1879
• Acanthococcus arboisi Miller & Gimpel, 1996 accepted as Eriococcus arboisi Goux, 1991
• Acanthococcus arcanus Miller & Gimpel, 1996 accepted as Eriococcus arcanus Hoy, 1962
• Acanthococcus arctostaphyli Miller & Miller, 1992 accepted as Eriococcus arctostaphyli Ferris, 1955
• Acanthococcus arenariae Miller & Miller, 1993 accepted as Eriococcus arenariae (Miller & Miller, 1993)
• Acanthococcus arenosus Miller, 1991 accepted as Eriococcus arenosus Cockerell, 1897
• Acanthococcus argentifagi Miller & Gimpel, 1996 accepted as Eriococcus argentifagi Hoy, 1962
• Acanthococcus armeniacus Miller & Gimpel, 1996 accepted as Eriococcus armeniacus Tang & Hao, 1995
• Acanthococcus artemisiarum Matesova, 1976 accepted as Eriococcus artemisiarum (Matesova, 1976)
• Acanthococcus arthrophyti Borchsenius, 1949 accepted as Eriococcus arthrophyti (Borchsenius, 1949)
• Acanthococcus artiguesi Miller & Gimpel, 1996 accepted as Eriococcus artiguesi Goux, 1991
• Acanthococcus asteliae Miller & Gimpel, 1996 accepted as Eriococcus asteliae Hoy, 1962
• Acanthococcus aurescens Miller, 1996 accepted as Eriococcus aurescens Cockerell, 1902
• Acanthococcus australis Miller & Gimpel, 1996 accepted as Eriococcus australis Maskell, 1895
• Acanthococcus azaleae Borchsenius, 1949 accepted as Eriococcus azaleae Comstock, 1881
• Acanthococcus azumae Kozár & Walter, 1985 accepted as Eriococcus azumae Kanda, 1933
• Acanthococcus baldonensis Rasina, 1966 accepted as Eriococcus baldonensis (Rasina, 1966)
• Acanthococcus bambusae Miller & Gimpel, 1996 accepted as Eriococcus bambusae Green, 1922
• Acanthococcus barri Miller, 1991 accepted as Eriococcus barri (Miller, 1991)
• Acanthococcus beilschmiediae Miller & Gimpel, 1996 accepted as Eriococcus beilschmiediae Hoy, 1962
• Acanthococcus beshearae Miller & Miller, 1993 accepted as Eriococcus beshearae (Miller & Miller, 1993)
• Acanthococcus betulaefoliae Miller & Gimpel, 1996 accepted as Eriococcus betulaefoliae Tang & Hao, 1995
• Acanthococcus bezzii Miller & Gimpel, 1996 accepted as Eriococcus bezzii Leonardi, 1907
• Acanthococcus bicolor Miller & Gimpel, 1996 accepted as Eriococcus bicolor (Froggatt, 1915)
• Acanthococcus boguschi Miller & Gimpel, 1996 accepted as Eriococcus boguschi McDaniel, 1964
• Acanthococcus borchsenii Danzig, 1975 accepted as Eriococcus borchsenii (Danzig, 1975)
• Acanthococcus brachypodii Miller & Gimpel, 1996 accepted as Eriococcus brachypodii (Borchsenius & Danzig, 1966)
• Acanthococcus brasiliensis Miller & Gimpel, 1996 accepted as Eriococcus brasiliensis Cockerell, 1900
• Acanthococcus brevenniae Miller & Gimpel, 1996 accepted as Eriococcus brevenniae Goux, 1993
• Acanthococcus brittini Miller & Gimpel, 1996 accepted as Eriococcus brittini Hoy, 1962
• Acanthococcus cactearum Miller & Gimpel, 1996 accepted as Eriococcus cactearum Leonardi, 1918
• Acanthococcus campbelli Miller & Gimpel, 1996 accepted as Eriococcus campbelli Hoy, 1959
• Acanthococcus campinensis Miller & Gimpel, 1996 accepted as Eriococcus campinensis Hempel, 1937
• Acanthococcus cantium Miller & Gimpel, 1996 accepted as Eriococcus cantium Williams, 1985
• Acanthococcus carolinae Miller & Miller, 1993 accepted as Eriococcus carolinae Williams, 1969
• Acanthococcus castanopus Miller & Gimpel, 1996 accepted as Eriococcus castanopus Tang & Hao, 1995
• Acanthococcus casuarinae Miller & Gimpel, 1996 accepted as Eriococcus chalazogamarum (Lindinger, 1933)
• Acanthococcus caudatus Miller & Gimpel, 1996 accepted as Eriococcus caudatus Tang & Hao, 1995
• Acanthococcus cavellii Miller & Gimpel, 1996 accepted as Eriococcus cavellii (Maskell, 1890)
• Acanthococcus celmisiae Miller & Gimpel, 1996 accepted as Eriococcus celmisiae (Maskell, 1884)
• Acanthococcus centaureae Savescu, 1985 accepted as Eriococcus centaureae (Savescu, 1985)
• Acanthococcus chabohiba Kozár & Walter, 1985 accepted as Eriococcus chabohiba Kuwana & Nitobe, 1918
• Acanthococcus chaoticus Miller & Gimpel, 1996 accepted as Eriococcus chaoticus Goux, 1991
• Acanthococcus chathamensis Miller & Gimpel, 1996 accepted as Eriococcus chathamensis Hoy, 1962
• Acanthococcus chilensis Miller & Gimpel, 1996 accepted as Eriococcus chilensis Miller & González, 1975
• Acanthococcus chilos Miller & Miller, 1993 accepted as Eriococcus chilos (Miller & Miller, 1993)
• Acanthococcus cingulatns Tang in Tang & Li, 1988 accepted as Eriococcus cingulatus Kiritchenko, 1940
• Acanthococcus cingulatus Danzig, 1975 accepted as Eriococcus cingulatus Kiritchenko, 1940
• Acanthococcus cistacearum Kozár & Walter, 1985 accepted as Eriococcus cistacearum Goux, 1936
• Acanthococcus coccineus Miller & Miller, 1992 accepted as Eriococcus coccineus Cockerell, 1894
• Acanthococcus coffeae Miller & Gimpel, 1996 accepted as Eriococcus coffeae Hempel, 1919
• Acanthococcus confluens Miller & Gimpel, 1996 accepted as Eriococcus confluens (Maskell, 1893)
• Acanthococcus confusus Cockerell, 1893 accepted as Dactylopius confusus (Cockerell, 1893)
• Acanthococcus confusus Miller & Gimpel, 1996 accepted as Eriococcus confusus Maskell, 1892
• Acanthococcus conspersus Miller & Gimpel, 1996 accepted as Eriococcus conspersus Maskell, 1893
• Acanthococcus constrictus Miller & Gimpel, 1996 accepted as Eriococcus constrictus Froggatt, 1933
• Acanthococcus coprosmae Miller & Gimpel, 1996 accepted as Eriococcus coprosmae Hoy, 1962
• Acanthococcus coriaceus Miller & Gimpel, 1996 accepted as Eriococcus coriaceus Maskell, 1893
• Acanthococcus corniculatus Miller & Gimpel, 1996 accepted as Eriococcus corniculatus Ferris, 1950
• Acanthococcus coronillae Tereznikova, 1977 accepted as Eriococcus coronillae (Tereznikova, 1977)
• Acanthococcus costaricensis Miller & Gimpel, 1996 accepted as Eriococcus costaricensis Cockerell & Robinson, 1915
• Acanthococcus costatus Danzig, 1975 accepted as Eriococcus costatus (Danzig, 1975)
• Acanthococcus crassispinus Borchsenius, 1949 accepted as Eriococcus crassispinus (Borchsenius, 1949)
• Acanthococcus crenilobatus Miller & Gimpel, 1996 accepted as Eriococcus crenilobatus Hoy, 1962
• Acanthococcus crispus Miller & Gimpel, 1996 accepted as Eriococcus crispus (Boyer de Fonscolombe, 1834)
• Acanthococcus crofti Miller & Gimpel, 1996 accepted as Eriococcus crofti Froggatt, 1916
• Acanthococcus cryptus Miller & Miller, 1992 accepted as Eriococcus cryptus Cockerell, 1901
• Acanthococcus cultellus Miller & Gimpel, 1996 accepted as Eriococcus cultellus Hoy, 1959
• Acanthococcus curassavicus Miller & Gimpel, 1996 accepted as Eriococcus curassavicus Reyne, 1964
• Acanthococcus cynodontis Tereznikova, 1981 accepted as Eriococcus cynodontis Kiritchenko, 1940
• Acanthococcus dacrydii Miller & Gimpel, 1996 accepted as Eriococcus dacrydii Hoy, 1962
• Acanthococcus danthoniae Miller & Gimpel, 1996 accepted as Eriococcus danthoniae Maskell, 1891
• Acanthococcus danzigae Miller & Gimpel, 1996 accepted as Eriococcus danzigae (Miller & Gimpel, 1996)
• Acanthococcus davidsoni Miller & Miller, 1993 accepted as Eriococcus davidsoni (Miller & Miller, 1993)
• Acanthococcus deformis Kozár & Walter, 1985 accepted as Eriococcus deformis Wang, 1974
• Acanthococcus dennoi Miller & Miller, 1993 accepted as Eriococcus dennoi (Miller & Miller, 1993)
• Acanthococcus desertus Matesova, 1957 accepted as Eriococcus desertus (Matesova, 1957)
• Acanthococcus detectus Miller & Gimpel, 1996 accepted as Eriococcus detectus Hoy, 1962
• Acanthococcus devoniensis Borchsenius, 1949 accepted as Eriococcus devoniensis (Green, 1896)
• Acanthococcus diaboli Miller & Miller, 1992 accepted as Eriococcus diaboli Ferris, 1955
• Acanthococcus diverspinus Miller & Gimpel, 1996 accepted as Eriococcus diversispinus Leonardi, 1911