Subfamily Heliosestrinae Haeckel 1887 (radiolarian)
Protozoa - Radiolaria - Phacodiscidae
Parent taxon: Phacodiscidae according to A. R. Loeblich and H. Tappan 1961
Sister taxa: none
Subtaxa: none
Ecology: passively mobile planktonic omnivore
Distribution:
• Triassic of Hungary (2 collections)
Total: 2 collections each including a single occurrence