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Eucyrtiidae

Protozoa - Nassellaria - Eucyrtiidae

Synonyms
Synonymy list
YearName and author
1847Eucyrtiidae Ehrenberg
1881Theoperidae Haeckel
1997Theoperidae Zügel
2001Eucyrtiidae De Wever et al. p. 278
2007Theoperidae Sharma and Takahashi p. 822

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RankNameAuthor
Life
Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
subclassRadiolaria(Müller 1858)
RankNameAuthor
superorderPolycystina(Ehrenberg 1838)
orderNassellariaEhrenberg 1875
superfamilyEucyrtidiaceaEhrenberg 1847
familyEucyrtiidaeEhrenberg 1847
familyEucyrtiidaeEhrenberg 1847

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.

Fm. †Eucyrtiidae Ehrenberg 1847
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Invalid names: Theoperidae Haeckel 1881 [synonym]
Diagnosis
No diagnoses are available
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 Late/Upper Hettangian to the top of the Holocene or 201.40000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 199.5 Ma

Collections (733 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Late/Upper Hettangian201.4 - 199.5Canada (British Columbia) Ectonocorys sp. (94376)
Early/Lower Sinemurian199.5 - 192.9Canada (British Columbia) Ectonocorys sp. (94379)
Late/Upper Sinemurian199.5 - 192.9Canada (British Columbia) Ectonocorys sp. (94345 94347 94355 94381 94382 94383)
Pliensbachian192.9 - 184.2Türkiye (Antalya) Ectonocorys sp., Ectonocorys furcillata, Ectonocorys saltantis (81267)
Early/Lower Toarcian184.2 - 182.9Japan Ectonocorys sp. (124830)
Oxfordian161.5 - 154.8Italy Theocorys pulchella (47168)
Late/Upper Kimmeridgian152.21 - 149.2Antarctica Tetracapsa cometa (46960)
Late/Upper Kimmeridgian152.21 - 149.2Russian Federation (Primorskiy Kray) Sethocapsa horokanaiensis (92736)
Late/Upper Kimmeridgian152.21 - 149.2Antarctica (Antarctic Peninsula) Tetracapasa molengraaffi (51836) Tetracapsa horokanaiensis, Tetracapsa molengraaffi (9956)
Late/Upper Kimmeridgian152.21 - 149.2Italy Theocorys pulchella (47166)
Late/Upper Kimmeridgian152.21 - 149.2USA (California) Minocapsa horokanaiensis (50742)
Early/Lower Tithonian149.2 - 145.06USA (California) Minocapsa horokanaiensis (50741 50743 50749 50750 50751)
Early/Lower Tithonian149.2 - 145.06Antarctica Tetracapsa cometa (46972) Tetracapsa horokanaiensis, Tetracapsa molengraaffi (46962 46965 46967 46971) Tetracapsa molengraaffi (46963 46964)
Early/Lower Tithonian149.2 - 145.06Germany (Bavaria) Tetracapsa horokanaiensis (83083)
Early/Lower Tithonian149.2 - 145.06Russian Federation (Primorskiy Kray) Sethocapsa horokanaiensis (92744 92745 92746)
Early/Lower Tithonian - Middle Tithonian149.2 - 143.1Austria Theocorys pulchella (51221 51223 51226)
Middle Tithonian - Late/Upper Tithonian149.2 - 143.1Austria Theocorys pulchella (51192)
Tithonian149.2 - 143.1Philippines Theocorys pulchella (47170)
Late/Upper Tithonian145.06 - 143.1Russian Federation (Primorskiy Kray) Sethocapsa horokanaiensis (92750 92791 92792)
Late/Upper Tithonian145.06 - 143.1Antarctica Tetracapsa cometa, Tetracapsa molengraaffi (46969) Tetracapsa molengraaffi (46968)