A living specimen of a spherical spumellarian radiolarian (Styptosphaera sp.) showing the spherical central capsule enclosed by a spongiose siliceous shell. Numerous cytoplasmic strands (axopodia) radiate outward from the central capsule and bear patches of golden-pigmented algal symbionts.
Included On The Following Pages:
- Life (creatures)
- Cellular (cellular organisms)
- Eukaryota (eukaryotes)
- SAR (Stramenopiles, Alveolates, Rhizaria)
- Rhizaria (rhizarians)
- Radiolaria (radiolarians)
- Polycystinea (polycystines)
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- O. Roger Anderson
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