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Amphisphaera

Protozoa - Spumellaria

Taxonomy
Amphisphaera was named by Haeckel (1882) [Sepkoski's age data: K Camp-l R Sepkoski's reference number: 86]. It is extant. Its type is Amphisphaera neptunus. It was considered unknown by Jianbing and Aitchison (2002).

It was assigned to Actinommidae by Jianbing and Aitchison (2002); and to Spumellaria by Sepkoski (2002), Matsuzaki and Suzuki (2014).

Synonymy list
YearName and author
1882Amphisphaera Haeckel
2002Amphisphaera Jianbing and Aitchison p. 147
2002Amphisphaera Sepkoski
2014Amphisphaera Matsuzaki and Suzuki

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
RankNameAuthor
classReticulareaLankester 1885
subclassRadiolaria(Müller 1858)
orderSpumellariaEhrenberg 1875
genusAmphisphaeraHaeckel 1882

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. Amphisphaera Haeckel 1882
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Amphisphaera gracilis Campbell and Clark 1944
†Amphisphaera mesotriassica Dumitrica et al. 1980
Amphisphaera neptunus Haeckel 1882
Amphisphaera tanzhiyuani Matsuzaki and Suzuki 2014
Diagnosis
ReferenceDiagnosis
L. Jianbing and J. Aitchison 2002The distinction between Amphisphaera and Stylosphaera follows Petrushevskaya (1975) and Hollis (1997).
Measurements
No measurements are available
Composition: silicap
Environment: marinep
Locomotion: passively mobilep
Life habit: planktonicp
Diet: omnivorep
Created: 2005-01-28 01:13:47
Modified: 2005-01-28 03:13:47
Source: p = phylum
Reference: Kiessling 1999

Age range

Maximum range based only on fossils: base of the Pelsonian to the top of the Late/Upper Pleistocene or 244.24000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 243.33 Ma

Collections (100 total)


Time interval Ma Country or state Original ID and collection number
Pelsonian244.24 - 243.33China (Shaanxi) A. mesotriassica (220759)
Illyrian - Fassanian243.33 - 239.48Italy (Veneto) A. mesotriassica (96203)
Late/Upper Maastrichtian72.2 - 66.0New Zealand (Marlborough) A. privus (95884 95885 95886 95887) A. sp., A. privus (95888)
Maastrichtian - Danian72.2 - 61.66North Atlantic A. goruna (266060)
Danian66.0 - 61.66New Zealand (Marlborough) A. aotea (95852 95853 95854 95855 95856 95857 95858 95860 95865 95866 95867 95869 95870 95890) A. aotea, A. kina (95859 95868 95872 95874) A. aotea, A. kina, A. goruna (95879) A. aotea, A. kina, A. goruna, A. macrosphaera (95876 95878) A. kina (95883) A. kina, A. goruna (95877 95882) A. kina, A. goruna, A. macrosphaera (95881) A. privus, A. aotea (95873 95891 95892) A. privus, A. aotea, A. kina, A. goruna (95875) A. privus, A. kina (95903) A. privus, A. kina, A. goruna (95904 95906) A. privus, A. kina, A. goruna, A. macrosphaera (95880) A. privus, A. kina, A. goruna, A. macrosphaera, A. coronata (95907) A. sp., A. privus, A. aotea, A. kina (95893) A. sp., A. privus, A. aotea, A. kina, A. goruna (95894 95895) A. sp., A. privus, A. aotea, A. kina, A. macrosphaera (95896) A. sp., A. privus, A. kina (95900 95901) A. sp., A. privus, A. kina, A. goruna (95897) A. sp., A. privus, A. kina, A. goruna, A. macrosphaera (95902 95905)
Danian - Selandian66.0 - 59.24North Atlantic A. goruna, A. coronata (266057 266058 266059)
Selandian61.66 - 59.24South Pacific A. goruna (258868)
Selandian61.66 - 59.24New Zealand (Marlborough) A. privus, A. kina, A. goruna, A. coronata (95910) A. privus, A. kina, A. goruna, A. macrosphaera, A. coronata (95909)
Selandian - Thanetian61.66 - 56.0North Atlantic A. goruna (262937) A. goruna, A. coronata (266055 266056)
Selandian - Thanetian61.66 - 56.0South Pacific A. goruna (258867)
Late/Upper Paleocene59.24 - 56.0China (Tibet) A. goruna, A. macrosphaera, A. priva (69734)
Thanetian59.24 - 56.0North Atlantic A. goruna (262936)
Thanetian - Ypresian59.24 - 48.07North Atlantic A. goruna, A. coronata (266053 266054)
Ypresian56.0 - 48.07North Atlantic A. coronata (262930 262931 262932 262934 266050) A. goruna (262935) A. goruna, A. coronata (262933)
Eocene56.0 - 33.9South Pacific A. coronata (258859 258863) A. coronata, A. goruna (258864) A. radiosa, A. coronata (258858)
Eocene56.0 - 33.9North Atlantic A. coronata (262511 262512)
Eocene - Oligocene56.0 - 23.04South Pacific A. coronata (258856)
Lutetian48.07 - 41.03North Atlantic A. coronata (262923 262924 262925 262926 262927 262928 262929)
Middle Eocene48.07 - 37.71South Pacific A. coronata (254232 254235 254236)
Bartonian41.03 - 37.71South Pacific A. coronata, A. goruna (247929)
Late/Upper Eocene37.71 - 33.9South Pacific A. coronata (254217)
Priabonian37.71 - 33.9South Pacific A. coronata (247924 247925 247927) A. goruna (247926)
Early/Lower Oligocene33.9 - 27.3South Pacific A. radiosa (247350)
Middle Pleistocene0.774 - 0.129Japan A. tanzhiyuani (233709 233710 233711)
Late/Upper Pleistocene0.129 - 0.0117Japan A. tanzhiyuani (233714)