Radiolaria - Nassellaria

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

Sister taxa: Amphipyndacidae, Canoptidae, Parvicingulidae, Syringocapsidae

Subtaxa: Anachoreta, Obesacapsula, Spongocapsula, Spongostichomitra, Torculum, Tubilustrium

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Type: Spongocapsula

Ecology: passively mobile planktonic omnivore