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Spirostylus subcolumnaris

Gastropoda - Murchisoniina - Spirostylidae

Taxonomy
Melania subcolumnaris was named by Münster (1841). It is a 3D body fossil. Its type locality is St. Cassian (Munster coll), which is in a Julian carbonate limestone in the Cassian Formation of Italy.

It was recombined as Spirostylus subcolumnaris by Kittl (1894), Böhm (1895), Kittl (1899), Yin and Yochelson (1983) and Nützel and Kaim (2014).

Sister species lacking formal opinion data
S. subcolumnaria, S. subulitoides

Synonymy list
YearName and author
1841Melania subcolumnaris Münster p. 95 figs. Pl 9, fig 31
1894Spirostylus subcolumnaris Kittl p. 198 figs. Pl 7, figs 1,2,4-7; pl 8, fig 28
1895Spirostylus subcolumnaris Böhm p. 292 fig. 86
1899Spirostylus subcolumnaris Kittl p. 102 figs. Pl 12, figs 1-4
1983Spirostylus subcolumnaris Yin and Yochelson p. 1120 figs. 5P-R
2014Spirostylus subcolumnaris Nützel and Kaim p. 419 fig. 7n

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassOrthogastropoda
orderMurchisoniina
superfamilyLoxonematoidea(Koken 1889)
familySpirostylidaeCossmann 1909
genusSpirostylus
speciessubcolumnaris()

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.

†Spirostylus subcolumnaris Münster 1841
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height426.516.265.721.823.2

Composition: aragoniteo
Locomotion: facultatively mobilesuperf
Life habit: epifaunalsuperf
Diet: suspension feedersuperf
Vision: limitedo
Created: 2009-09-21 10:39:28
Modified: 2009-09-21 12:39:28
Source: superf = superfamily, o = order
Reference: Bambach et al. 2007

Age range: base of the Pelsonian to the top of the Julian or 247.20000 to 232.00000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Pelsonian - Illyrian247.2 - 242.0China (Guizhou) Spirostylus subcolumnaris (31618 31619 31620 31622 31623 31631)
Carnian237.0 - 228.0Hungary (Bakony) Spirostylus subcolumnaris (203197 203199 203210)
Julian235.0 - 232.0Italy Melania subcolumnaris (137429) Spirostylus subcolumnaris (69650 69656 144631 144634 163818)