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Quienquecaudex springeri

Crinoidea - Cupulocrinidae

Taxonomy
Dendrocrinus springeri was named by Kolata (1975) [Dendrocrinus ? springeri]. Its type specimen is NMNH S5697, a calyx, and it is a 3D body fossil.

It was recombined as Quienquecaudex springeri by Brower (1995).

Synonymy list
YearName and author
1975Dendrocrinus springeri Kolata pp. 31 - 32 figs. P1. 5, figs. 8-9; PI. 6, figs. 1-3, 5-6
1995Quienquecaudex springeri Brower p. 958

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
superorderFlexibilia(Zittel 1895)
familyCupulocrinidaeMoore and Laudon 1943
genusQuienquecaudex()
speciesspringeri()

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.

†Quienquecaudex springeri Kolata 1975
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Diagnosis
ReferenceDiagnosis
D. R. Kolata 1975A species of Dendrocrinus characterized by a very large crown; steep- sided dorsal cup; very large elongate anal sac with numerous small endothecal folds along plate boundaries; unusually wide radial facets; and broadly rounded arms that branch heterotomously after the first bifurcation.
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationarysubc
Attached: yessubc
Life habit: intermediate-level epifaunalsubc
Diet: suspension feedersubc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-10-09 11:52:01
Modified: 2009-10-09 13:52:01
Source: subc = subclass, c = class, p = phylum
References: Kiessling 2004, Aberhan 1992, Hendy et al. 2009

Age range: Edenian or 451.00000 to 450.20000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Blackriveran - Rocklandian457.3 - 449.6USA (Illinois, Iowa) Dendrocrinus springeri (23454)
Blackriveran - Rocklandian457.3 - 449.6USA (Minnesota) Dendrocrinus springeri (23400)
Shermanian457.3 - 449.6USA (Minnesota) Quienquecaudex springeri (23404)
Shermanian457.3 - 449.6USA (Illinois, Iowa) Quienquecaudex springeri (23477 23481 23486)
Shermanian457.3 - 449.6USA (Iowa, Illinois) Quienquecaudex springeri (23474)
Katian452.8 - 445.2USA (Iowa) Quienquecaudex springeri (138446)
Edenian451.0 - 450.2USA (Minnesota) Quienquecaudex springeri (23405)
Edenian451.0 - 450.2USA (Illinois, Iowa) Quienquecaudex springeri (23490 23492)