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Hexasphaera

Polycystinea - Spumellaria - Parvivaccidae

Taxonomy
Hexasphaera was named by Hull (1997).

It was synonymized subjectively with Levileugeo by O'Dogherty et al. (2009).

It was assigned to Leugeonidae by Hull (1997); and to Leugeoninae by De Wever et al. (2001).

Species lacking formal opinion data
Entered
by W. Kiessling on 2005-05-24

Synonymy list
YearName and author
1997Hexasphaera Hull p. 53
2001Hexasphaera De Wever et al. p. 114

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
superphylumRetariaCavalier-Smith 1999
phylumRadiozoa
superclassPolycystinia
RankNameAuthor
classPolycystinea
orderSpumellariaEhrenberg 1875
familyParvivaccidaePessagno and Yang 1989
subfamilyLeugeoninaeYang and Wang 1990
genusHexasphaera

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. †Hexasphaera Hull 1997
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Callovian or 165.30000 to 161.50000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Callovian165.3 - 161.5USA (California) H. baumgartneri (50737 50738)