Radiolaria - Spumellaria - Hagiastridae

Parent taxon: Hagiastridae according to P. De Wever et al. 2001

Sister taxa: Archaeohagiastrum, Crucella, Hagiastrum, Higumastra, Monotrabs, Pobum, Pseudocrucella, Pseudohagiastrum, Pseudohigumastra, Pterotrabs, Sophia, Tetraditryma, Tetraporobrachia, Tetratrabs, Udalia

Subtaxa: none

Ecology: passively mobile planktonic omnivore