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Spongosphaera
Taxonomy
Spongosphaera was named by Ehrenberg (1847). It is extant. It was considered unknown by Ehrenberg (1847).
It was assigned to Actinommidae by Ehrenberg (1847); and to Radiolaria by Sanfilippo et al. (2003).
It was assigned to Actinommidae by Ehrenberg (1847); and to Radiolaria by Sanfilippo et al. (2003).
Synonyms
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Synonymy list
Year | Name and author |
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1847 | Spongosphaera Ehrenberg |
1880 | Spongosphaera tritestacea Rothpletz |
1887 | Spongatractus Haeckel |
1887 | Spongoxiphus Haeckel |
1892 | Spongatractus pleurosigma Rüst |
1892 | Spongosphaera induta Rüst |
2001 | Spongatractus De Wever et al. p. 118 |
2002 | Spongatractus Sepkoski |
2002 | Spongoxiphus Sepkoski |
2003 | Spongosphaera Sanfilippo et al. p. 56 |
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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.
G. Spongosphaera Ehrenberg 1847
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†Spongosphaera crasseptata Wang 2012
Spongosphaera polyacantha Müller 1858
Spongosphaera streptacantha Haeckel 1861
Invalid names: Spongatractus Haeckel 1887 [objective synonym], Spongosphaera induta Rüst 1892 [nomen dubium], Spongosphaera tritestacea Rothpletz 1880 [nomen dubium]
Diagnosis
Reference | Diagnosis | |
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C. G. Ehrenberg 1847 | Tests subglobose, nucleus radiate. Two opposite spiny radii produced from the center. External cells of the test spongy, in multiple series. |
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 1999 |
Age range
Maximum range based only on fossils: base of the Ypresian to the top of the Late/Upper Pleistocene or 56.00000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Collections (13 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Ypresian | Cyprus | Spongatractus pachystylus (90892 90893 90894) | |
Lutetian | Cyprus | Spongatractus pachystylus (90889 90890 90891) | |
Middle Pleistocene | Japan | S. streptacantha (233708 233709 233710 233711 233712) | |
Middle Pleistocene - Late/Upper Pleistocene | Japan | S. streptacantha (233713) | |
Late/Upper Pleistocene | Japan | S. streptacantha (233714) |