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Cryptostephanidium longispinosum

Radiolaria - Entactinaria - Eptingiidae

Spongostephanidium longispinosum was named by Sashida (1991).

It was recombined as Cryptostephanidium longispinosum by Sugiyama (1992).

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1991Spongostephanidium longispinosum Sashida
1992Cryptostephanidium longispinosum Sugiyama

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phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
superorderPolycystina(Ehrenberg 1867)
orderEntactinariaKozur and Mostler 1982
familyEptingiidaeDumitrica 1978
genusCryptostephanidiumDumitrica 1978
specieslongispinosum(Sashida 1991)

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.

No diagnoses are available
No measurements are available
Composition: silicac
Environment: marinec
Locomotion: passively mobilec
Life habit: planktonicc
Diet: omnivorec
Created: 2005-01-28 01:13:47
Modified: 2005-01-28 03:13:47
Source: c = class
Reference: Kiessling 1999

Age range: base of the Spathian to the top of the Anisian or 251.30000 to 242.00000 Ma

Collections (9 total)

Time interval Ma Country or state Original ID and collection number
Smithian - Spathian251.3 - 247.2Thailand Spongostephanidium longispinosum (64504 64505 64507 64510 64511)
Spathian251.3 - 247.2Japan Cryptostephanidium longispinosum (95327 95372)
Anisian247.2 - 242.0Japan (Tochigi) Cryptostephanidium longispinosum (96061)
Illyrian247.2 - 242.0Slovenia Cryptostephanidium longispinosum (96051)