†Alievium Pessagno 1972 (radiolarian)
Radiolaria - Spumellaria - Pseudoaulophacidae
Parent taxon: Pseudoaulophacidae according to P. De Wever et al. 2001
Sister taxa: Becus, Godia, Pentapyloniinae, Pseudoaulophacinae
Subtaxa: Alievium gallowayi, Alievium helenae, Alievium murphyi, Alievium nodulosum, Alievium praegallowayi, Alievium superbum, Alievium zartum
Ecology: passively mobile planktonic omnivore