PBDB Taxon

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Cenosphaera

Protozoa - Ethmosphaeridae

Taxonomy

Cenosphaera was named by Ehrenberg (1854) [Sepkoski's age data: Tr Ladi R]. It is extant. Its type is Cenosphaera plutonis.

It was assigned to Ethmosphaerinae by Loeblich and Tappan (1961); to Spumellaria by Sepkoski (2002); and to Actinommidae by Sharma and Takahashi (2007).

Species lacking formal opinion data

C. igoi, C. rugosa

Synonyms

Cenosphaera affinis was named by Hinde (1899). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera apiaria was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera carbonica was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera castanea was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera ingens was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera macropora was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera rossica was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera scitula was named by Hinde (1899). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).
Cenosphaera uralensis was named by Rüst (1892). It is not extant.

It was considered a nomen dubium by Aitchison et al. (2017).

Synonymy list

Year	Name and author
1854	Cenosphaera Ehrenberg
1892	Cenosphaera apiaria Rüst
1892	Cenosphaera carbonica Rüst
1892	Cenosphaera castanea Rüst
1892	Cenosphaera ingens Rüst
1892	Cenosphaera macropora Rüst
1892	Cenosphaera rossica Rüst
1892	Cenosphaera uralensis Rüst
1899	Cenosphaera affinis Hinde
1899	Cenosphaera scitula Hinde
1961	Cenosphaera Loeblich and Tappan
2002	Cenosphaera Sepkoski
2007	Cenosphaera Sharma and Takahashi p. 818

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Rank	Name	Author
—	Life
—	Eukaryota	()
class	Protozoa	Goldfuss 1820
subphylum	Sarcodina	Schmarda 1871
class	Reticularea	Lankester 1885

Rank	Name	Author
subclass	Radiolaria	(Müller 1858)
superfamily	Ethmosphaeracea	Haeckel 1862
family	Ethmosphaeridae	Haeckel 1862
subfamily	Ethmosphaerinae	Haeckel 1862
genus	Cenosphaera	Ehrenberg 1854

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. Cenosphaera Ehrenberg 1854

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Subg. Cenosphaera (Chaunosphaera) Loeblich and Tappan 1961

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Cenosphaera (Chaunosphaera) primordialis Haeckel 1887

Invalid names: Cenosphaera (Porosphaera) Haeckel 1887 [replaced]

†Cenosphaera aberdeenae Furutani 1990

†Cenosphaera andoi Sugiyama 1992

†Cenosphaera antiqua Ruedemann and Wilson 1936

†Cenosphaera cabrierensis Deflandre 1973

†Cenosphaera hexagonalis Aberdeen 1940

†Cenosphaera hexata Pulfrey 1932

†Cenosphaera marathonensis Riedel 1963

Cenosphaera plutonis Ehrenberg 1854

†Cenosphaera semiequalis Aberdeen 1940

†Cenosphaera variabilis Aberdeen 1940

Invalid names: Cenosphaera affinis Hinde 1899 [nomen dubium], Cenosphaera apiaria Rüst 1892 [nomen dubium], Cenosphaera carbonica Rüst 1892 [nomen dubium], Cenosphaera castanea Rüst 1892 [nomen dubium], Cenosphaera ingens Rüst 1892 [nomen dubium], Cenosphaera macropora Rüst 1892 [nomen dubium], Cenosphaera rossica Rüst 1892 [nomen dubium], Cenosphaera scitula Hinde 1899 [nomen dubium], Cenosphaera uralensis Rüst 1892 [nomen dubium]

Diagnosis

No diagnoses are available