Secuicollacta Nazarov and Ormiston 1984 (radiolarian)

Radiolaria - Archaeospicularia - Secuicollactidae

Synonyms: Palaeosphaera Renz 1990, Parasecuicollacta Won et al. 2002, Rotasphaera Noble 1994

Parent taxon: Secuicollactidae according to P. Noble et al. 2017

See also De Wever et al. 2001, Noble and Maletz 2000 and Sepkoski 2002

Sister taxa: Beothuca, Diparvapila, Pseudorotasphaera, Intracorpus, Palaeoactinosphaera, Stylactinosphaera

Subtaxa: Secuicollacta glaebosa Secuicollacta malevola Secuicollacta vallipuellae

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Ecology: passively mobile planktonic omnivore


• Silurian of Sweden (1 collection)

• Ordovician of United States (1: Nevada)

Total: 2 collections including 4 occurrences

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Specimen images are retrieved through the ePANDDA API.

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