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Cyclastrum

Protozoa - Spumellaria - Angulobracchiidae

Taxonomy
Cyclastrum was named by Rüst (1898) [Sepkoski's age data: K Haut R Sepkoski's reference number: ZR76]. It is extant.

It was assigned to Angulobracchiidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).

Species
C. asuncionense, C. decorum, C. scammonense, C. veracruzense
Species lacking formal opinion data
C. satoi

Synonymy list
YearName and author
1898Cyclastrum Rüst
2001Cyclastrum De Wever et al. p. 141
2002Cyclastrum Sepkoski

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
orderSpumellariaEhrenberg 1875
familyAngulobracchiidaeBaumgartner 1980
genusCyclastrumRüst 1898

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. Cyclastrum Rüst 1898
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†Cyclastrum asuncionense Whalen and Carter 2002
†Cyclastrum decorum Petercakova 1992
†Cyclastrum scammonense Whalen and Carter 2002
†Cyclastrum veracruzense Whalen and Carter 2002
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: base of the Late/Upper Pliensbachian to the top of the Late/Upper Santonian or 189.60000 to 83.50000 Ma

Collections (88 total)


Time interval Ma Country or state Original ID and collection number
Pliensbachian190.8 - 182.7Mexico (Baja California Sur) C. asuncionense (33559) C. asuncionense, C. scammonense (33565 33567) C. asuncionense, C. veracruzense, C. scammonense (33558 33560 33561 33563)
Early/Lower Pliensbachian189.6 - 183.0Canada (British Columbia) C. sp. A (119712 119746 119747 119748 119766 119767 119770 119773 119774 119775 119808) C. sp. A, C. veracruzense (119768)
Late/Upper Pliensbachian189.6 - 183.0Canada (British Columbia) C. sp. A (119710 119776)
Early/Lower Tithonian150.8 - 145.0Italy C. decorum (47167)
Early/Lower Berriasian145.0 - 140.2Philippines C. trigonum (51153)
Late/Upper Berriasian145.0 - 140.2Italy C. rarum (49119 51789)
Late/Upper Berriasian145.0 - 140.2Oman C. rarum (125355)
Late/Upper Berriasian - Early/Lower Valanginian145.0 - 136.4Italy C. rarum (49118)
Late/Upper Berriasian - Early/Lower Valanginian145.0 - 136.4Oman C. rarum (125291)
Early/Lower Valanginian140.2 - 136.4Italy C. rarum (49117 51779 51780 51781 51782 51783 51784 51785 51786 51787 51788)
Late/Upper Valanginian140.2 - 136.4Italy C. rarum (51706 51707)
Early/Lower Hauterivian136.4 - 130.0Italy C. infundibuliforme, C. luminosum, C. trigonum (51700) C. infundibuliforme, C. rarum, C. trigonum (49139) C. infundibuliforme, C. trigonum (49138 51698 51699) C. luminosum (51701) C. trigonum (49133 49134)
Early/Lower Hauterivian136.4 - 130.0Oman C. rarum (125358)
Late/Upper Hauterivian136.4 - 130.0Oman C. planum (125359)
Late/Upper Hauterivian136.4 - 130.0Italy C. infundibuliforme, C. luminosum, C. rarum, C. trigonum (49144 51792 51793) C. infundibuliforme, C. luminosum, C. trigonum (49131) C. infundibuliforme, C. rarum, C. trigonum (49140 49141 49142 49143) C. infundibuliforme, C. trigonum (49132)
Late/Upper Hauterivian - Early/Lower Barremian136.4 - 125.45Italy C. infundibuliforme, C. luminosum, C. trigonum (49130)
Late/Upper Hauterivian - Barremian136.4 - 125.0Italy C. infundibuliforme (51696 51697)
Early/Lower Barremian130.0 - 125.45Italy C. infundibuliforme, C. luminosum, C. rarum (51800 51801 51802) C. infundibuliforme, C. luminosum, C. rarum, C. trigonum (51794 51803 51804 51805) C. infundibuliforme, C. luminosum, C. trigonum (49127 49128 49129) C. infundibuliforme, C. trigonum (49126)
Late/Upper Barremian130.0 - 125.45Italy C. infundibuliforme, C. luminosum, C. rarum (51799)
Late/Upper Barremian130.0 - 125.45Oman C. infundibulum (125303)
Late/Upper Barremian - Early/Lower Aptian130.0 - 122.46Italy C. infundibuliforme (51795) C. infundibuliforme, C. luminosum (51796 51797) C. infundibuliforme, C. luminosum, C. rarum (51798)
Late/Upper Aptian122.46 - 113.0Italy C. satoi (76498 76513 77108)
Early/Lower Aptian121.4 - 122.46Italy C. satoi (76504 76511) C. satoi, C. infundibuliforme (77109)
Late/Upper Coniacian89.3 - 85.8Germany (Bayern) C. infundibuliforme (95842)
Late/Upper Santonian85.8 - 83.5Germany (Bayern) C. infundibuliforme, C. satoi (95841)