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Hexacontium Haeckel 1881 (radiolarian)

Radiolaria - Entactinaria - Hexalonchidae

PaleoDB taxon number: 152

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

Sister taxa: Heterosoma, Hexalonche, Hollandosphaera, Nanina, Tetrapetalon

Subtaxa: Hexacontium mesotriassicum

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Ecology: passively mobile planktonic omnivore