Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Hexastylidae

Protozoa - Entactinaria - Hexastylidae

Taxonomy
Hexastylidae was named by Haeckel (1881). Its type is Hexastylus.

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

Synonymy list
YearName and author
1881Hexastylidae Haeckel
2001Hexastylidae De Wever et al. p. 202

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
superorderPolycystina(Ehrenberg 1838)
orderEntactinariaKozur and Mostler 1982
familyHexastylidaeHaeckel 1881
familyHexastylidaeHaeckel 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. †Hexastylidae Haeckel 1881
show all | hide all
G. Centracontium Popofsky 1912
G. Centrolonche Popofsky 1912
hide
†Centrolonche obscura Deflandre 1953
G. Hexastylus Haeckel 1881
hide
†Hexastylus basiporosus Aberdeen 1940
†Hexastylus carnicus Kozur and Mostler 1979
†Hexastylus ferox Deflandre 1960
†Hexastylus grahamensis Kiessling 1999
†Hexastylus montisnigrae Deflandre 1960
Hexastylus setosus Ehrenberg 1873
†Hexastylus uvarius Rüst 1898
G. Stigmosphaera Haeckel 1887
hide
†Stigmosphaera mira Rüst 1892
†Stigmosphaera suspecta Rüst 1892
Invalid names: Stigmosphaera echinata Hinde 1899 [nomen dubium]
G. Stigmosphaerusa Hollande and Enjumet 1960
G. Stigmostylus 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 Julian to the top of the Valanginian or 235.00000 to 132.90000 Ma
Minimum age of oldest fossil (stem group age): 232.0 Ma

Collections (23 total)


Time interval Ma Country or state Original ID and collection number
Julian235.0 - 232.0Austria Hexastylus carnicus (95665)
Late/Upper Aalenian - Bajocian175.6 - 168.3Russian Federation Hexastylus sp. (51600)
Early/Lower Bajocian171.6 - 168.4Japan Hexastylus tetradactylus (51713)
Middle Callovian164.7 - 161.2Italy Hexastylus tetradactylus (53907)
Middle Oxfordian - Early/Lower Kimmeridgian161.2 - 150.8Slovakia Hexastylus sp. (53724)
Early/Lower Tithonian150.8 - 145.0Antarctica Hexastylus grahamensis (46962) Hexastylus sp. A (46966 51827) Hexastylus sp. A, Hexastylus sp. B, Hexastylus grahamensis (46971) Hexastylus sp. C (46967) Hexastylus sp. C, Hexastylus grahamensis (46964 51826)
Late/Upper Tithonian150.8 - 145.0Austria Hexastylus uvarius (51204)
Late/Upper Tithonian150.8 - 145.0Antarctica Hexastylus sp. A (46969) Hexastylus sp. A, Hexastylus grahamensis (46968)
Middle Tithonian - Late/Upper Tithonian150.8 - 145.0Austria Hexastylus sp. (51231)
Late/Upper Tithonian - Early/Lower Berriasian150.8 - 140.2Austria Hexastylus uvarius (51196)
Late/Upper Tithonian - Berriasian150.8 - 139.8Germany Hexastylus uvarius (47169)
Early/Lower Berriasian145.0 - 140.2Philippines Hexastylus sp. 1, Hexastylus sp. 2, Hexastylus sp. 3 (51153)
Berriasian145.0 - 139.8Austria Hexastylus sp. (51201)
Berriasian145.0 - 139.8Oman Hexastylus uvarius (47174 47176)
Valanginian139.8 - 132.9Oman Hexastylus uvarius (47179)