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Hexapyramis

Protozoa - Spumellaria - Astrosphaeridae

Taxonomy
Hexapyramis was named by Squinabol (1903). It is extant.

It was assigned to Astrosphaeridae by De Wever et al. (2001).

Species
H. triassica
Species lacking formal opinion data
H. pantanellii, H. precedis

Synonymy list
YearName and author
1903Hexapyramis Squinabol
2001Hexapyramis De Wever et al. p. 110

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
orderSpumellariaEhrenberg 1875
familyAstrosphaeridaeHaeckel 1881
genusHexapyramisSquinabol 1903

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. Hexapyramis Squinabol 1903
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†Hexapyramis triassica Kozur and Mostler 1979
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 Julian to the top of the Late/Upper Santonian or 237.00000 to 83.60000 Ma

Collections (45 total)


Time interval Ma Country or state Original ID and collection number
Julian237.0 - 233.6Austria H. triassica (95665)
Early/Lower Tithonian149.2 - 145.06Antarctica H. sp. A (51826 51827)
Late/Upper Valanginian137.05 - 132.6Italy H. precedis (51704)
Early/Lower Hauterivian132.6 - 125.77Italy H. precedis (49139)
Late/Upper Hauterivian132.6 - 125.77Italy H. precedis (49140 49141 49142 49143 49144 51792 51793)
Late/Upper Hauterivian - Early/Lower Barremian132.6 - 121.4Italy H. precedis (49130)
Early/Lower Barremian125.77 - 121.4Italy H. precedis (49126 49127 49128 49129 51794 51800 51801 51802 51803 51804 51805)
Late/Upper Barremian125.77 - 121.4Italy H. precedis (51799)
Late/Upper Barremian - Early/Lower Aptian125.77 - 119.57Italy H. precedis (51795 51796 51797 51798)
Early/Lower Aptian121.4 - 119.57Italy H. precedis (76504 76511 77109)
Late/Upper Aptian119.57 - 113.2Italy H. pantanellii (76513) H. pantanellii, H. precedis (77108)
Late/Upper Albian106.3 - 100.5Italy H. pantanellii (77178 77255) H. pantanellii, H. precedis (76512)
Cenomanian100.5 - 93.9Italy H. pantanellii (78741 78742)
Early/Lower Cenomanian100.5 - 93.9Italy H. pantanellii (77274) H. pantanellii, H. precedis (77273)
Late/Upper Cenomanian100.5 - 93.9Italy H. pantanellii (76493 77110 77177)
Late/Upper Santonian85.7 - 83.6Germany (Bayern) H. pantanellii (95841)