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Arcullina polaris

Rhynchonellata - Spiriferida - Spiriferellidae

Taxonomy
Spirifer polaris was named by Wiman (1914). It is the type species of Arcullina.

It was recombined as Spiriferella polaris by Coogan (1960) and Barchatova (1970); it was recombined as Arcullina polaris by Waterhouse (1986), Kalashnikov (1998) and Waterhouse (2004).

Synonyms
Synonymy list
YearName and author
1914Spirifer polaris Wiman
1960Spiriferella polaris Coogan p. 294 figs. Pl 27, figs 1, 2; text-fig 21a,b
1968Spiriferella digna Barchatova p. 161 figs. Pl 46, fig 3
1970Spiriferella polaris Barchatova
1970Spiriferella timanica Barchatova
1986Arcullina polaris Waterhouse p. 4
1998Arcullina polaris Kalashnikov p. 61 figs. Pl 16, figs 1,2; pl 17, figs 5-7; pl 18, fig 1
2004Arcullina polaris Waterhouse

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderSpiriferida
suborderSpiriferidina
superfamilySpiriferoidea()
familySpiriferellidaeWaterhouse 1968
genusArcullina
speciespolaris(Wiman 1914)

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.

†Arcullina polaris Wiman 1914
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Invalid names: Spiriferella digna Barchatova 1968 [synonym], Spiriferella timanica Barchatova 1970 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:12:52
Modified: 2004-02-28 16:12:52
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Sakmarian to the top of the Wordian or 293.52000 to 264.28000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1Russian Federation Spiriferella digna (101747 101748 101751 101754 101755 101759)
Artinskian290.1 - 279.3Svalbard and Jan Mayen Spiriferella polaris (212503)
Artinskian290.1 - 279.3Canada (Nunavut) Spiriferella polaris (111866)
Kungurian279.3 - 272.3Svalbard and Jan Mayen Spiriferella polaris (114081)
Kungurian279.3 - 272.3Russian Federation Arcullina polaris (110111)
Roadian - Wordian272.3 - 264.28USA (California) Spiriferella polaris (105662 105665 105666 105667 105668 105669 105671)