†family Trematodiscidae Haeckel 1862 (radiolarian)
Protozoa - Spumellaria - Trematodiscidae
Parent taxon: Trematodiscoidea according to N. Suzuki et al. 2021
Sister taxa: none
Subtaxa: Staurospira
Ecology: passively mobile planktonic omnivore
Distribution: there are no occurrences of Trematodiscidae in the database