†Trigonosphaera Feng 2004 (radiolarian)
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Polycystina - Spumellaria - Xiphostylidae
Parent taxon: Xiphostylidae according to Feng 2004
Sister taxa: Amuria, Archaeocenosphaera, Suna, Triactoma, Tripocyclia, Xiphostylus, Zanola
Subtaxa: Trigonosphaera calvata
Type: Trigonosphaera calvata
Ecology: passively mobile planktonic omnivore
Distribution:
• Permian of China (6 collections)
Total: 6 collections including 7 occurrences
Specimen images are retrieved through the ePANDDA API.
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