†family Amphipyndacidae Riedel 1967 (radiolarian)
Parent taxon: Amphipyndacea according to P. De Wever et al. 2001
Sister taxa: Canoptidae, Parvicingulidae, Spongocapsulidae, Syringocapsidae
Subtaxa: Amphipternis, Amphipyndax, Cyrtolagena, Palinandromeda, Parvifasus, Parvifavus, Triversus
Ecology: passively mobile planktonic omnivore