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Hexalonchidae

Protozoa - Entactinaria - Hexalonchidae

Taxonomy
Hexalonchidae was named by Haeckel (1881). Its type is Hexalonche.

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

Synonymy list
YearName and author
1881Hexalonchidae Haeckel
2001Hexalonchidae De Wever et al. p. 210

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
superorderPolycystina(Ehrenberg 1838)
orderEntactinariaKozur and Mostler 1982
familyHexalonchidaeHaeckel 1881
familyHexalonchidaeHaeckel 1881

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. †Hexalonchidae Haeckel 1881
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G. Cleveiplegma Dumitrica 2013
G. Hexacontium Haeckel 1881
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†Hexacontium mesotriassicum Dumitrica et al. 1980
G. Hexalonche Haeckel 1881
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†Hexalonche palaeozoica Rüst 1892
†Hexalonche valida Rüst 1892
G. Hollandosphaera Deflandre 1973
G. Nanina Kozur and Mostler 1982
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Invalid names: Pentactinosphaera Nagata and Nishimura 1983 [synonym]
G. Tetrapetalon Hollande and Enjumet 1960
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 Illyrian to the top of the Late/Upper Pleistocene or 247.20000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 235.0 Ma

Collections (26 total)


Time interval Ma Country or state Original ID and collection number
Illyrian - Fassanian247.2 - 235.0Italy (Veneto) Hexacontium mesotriassicum (96203 96204)
Early/Lower Toarcian183.0 - 182.0Japan Hexalonche sp. (124830) Hexalonche sp. B, Hexalonche sp. A0 (51710)
Early/Lower Aalenian - Middle Aalenian175.6 - 171.6Japan Hexalonche sp. Z (51711)
Late/Upper Aalenian175.6 - 171.6Japan Hexalonche sp. B, Hexalonche sp. C, Hexalonche sp. F, Hexalonche sp. G, Hexalonche sp. H, Hexalonche sp. I, Hexalonche sp. J, Hexalonche sp. A, Hexalonche sp. D, Hexalonche sp. D2, Hexalonche sp. E (51712) Hexalonche sp. T02 (54166)
Late/Upper Aalenian175.6 - 171.6Japan (Kochi) Hexalonche sp. B0, Hexalonche sp. D, Hexalonche sp. SY01, Hexalonche sp. SY02, Hexalonche sp. B2, Hexalonche sp. SY03, Hexalonche sp. SY04 (66916)
Early/Lower Bajocian171.6 - 168.4Japan Hexalonche sp. A0, Hexalonche sp. D2, Hexalonche sp. E, Hexalonche sp. B0, Hexalonche sp. B2, Hexalonche sp. C2 (51713)
Late/Upper Bajocian171.6 - 167.7Japan Hexalonche sp. A, Hexalonche sp. D, Hexalonche sp. D2, Hexalonche sp. E, Hexalonche sp. C2 (51714)
Middle Callovian164.7 - 161.2Italy Hexalonche sp. B (53907)
Early/Lower Tithonian150.8 - 145.0Antarctica Hexalonche sp. A (46964 46971) Hexalonche sp. A, Hexalonche sp. E (51826 51827)
Late/Upper Tithonian150.8 - 145.0Antarctica Hexalonche sp. A (46968)
Berriasian145.0 - 139.8Oman Hexalonche sp. C (47174 47175)
Middle Pleistocene0.774 - 0.129Japan Hexacontium pachydermum (233640 233708 233709 233710 233711 233712)
Middle Pleistocene - Late/Upper Pleistocene0.774 - 0.0117Japan Hexacontium pachydermum (233713)
Late/Upper Pleistocene0.129 - 0.0117Japan Hexacontium pachydermum (233714)