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Gyrosphaera siljanensis

Radiolaria -

Taxonomy
Gyrosphaera siljanensis was named by Noble and Maletz (2000). Its type specimen is UCMP 39922, a test, and it is a 3D body fossil.

Synonymy list
YearName and author
2000Gyrosphaera siljanensis Noble and Maletz p. 267 figs. pl. 2, figs. 4, 5

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RankNameAuthor
Life
Eukaryota()
Rhizaria
phylumRetariaCavalier-Smith 1999
RankNameAuthor
classRadiolariaMüller 1858
genusGyrosphaera
speciessiljanensis

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
ReferenceDiagnosis
P. J. Noble and J. Maletz 2000Large subspherical shell composed of a loose laby- rinthine mesh that forms three to four spiraliform layers. Five to seven long thin primary spines per hemisphere, average length roughly equal to shell diameter.