Ortheziidae Green, 1896
Orthezia ambrosicola Morrison, 1952
Orthezia annae Cockerell, 1893
Orthezia argrimoniae Shinji, 1936
Orthezia boliviana Morrison, 1925
Orthezia cheilanthi Tinsley, 1898
Orthezia graminicola Morrison, 1952
Orthezia grandis Hempel, 1920
Orthezia japonica Kuwana, 1917
Orthezia juniperi Morrison, 1952
Orthezia lasiorum Cockerell, 1901
Orthezia maroccana Kozár & Konczné Benedicty in Kozár, 2004
Orthezia newcomeri Morrison, 1952
Orthezia nuda Ferris, 1919
Orthezia olivacea Cockerell, 1905
Orthezia quadrua Ferris, 1950
Orthezia sclerotica Morrison, 1952
Orthezia selaginellae Morrison, 1952
Orthezia shirakensis Hadzibejli, 1963
Orthezia solidaginis Sanders, 1904
Orthezia sonorensis Cockerell, 1896
Orthezia tartallyi Konczné Benedicty & Kozár in Kozár, 2004
Orthezia urticae (Linnaeus, 1758)
Orthezia yashushii Kuwana, 1923