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Pseudarca typa

Bivalvia - Pseudarcidae

Taxonomy
Pseudarca typa was named by de Tromelin and Lebesconte (1875). It is a 3D body fossil. Its type locality is La Bouëxière, Caradoc, which is in an Ordovician shoreface horizon in the Saint-Germain-sur-Ille Formation of France. It is the type species of Pseudarca, Siliquarca.

It was recombined as Siliquarca typa by Babin (1966).

Synonymy list
YearName and author
1875Pseudarca typa de Tromelin and Lebesconte p. 686
1966Siliquarca typa Babin p. 243 figs. PI. IX, fig. 4-5-6, 8
2022Pseudarca typa Polechová p. 60

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Gray 1854)
—UniomorphiGray 1854
—UnioniGray 1854
superfamilyLyrodesmatoideaUlrich 1894
familyPseudarcidaeScarlato and Starobogatov 1979
genusPseudarcaTromelin and Lebesconte 1875
speciestypade Tromelin and Lebesconte 1875

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.

†Pseudarca typa de Tromelin and Lebesconte 1875
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: facultatively mobilec
Life habit: infaunalc
Diet: suspension feederc
Vision: blindc
Created: 2004-02-28 11:33:36
Modified: 2010-02-12 03:59:35
Source: c = class
Reference: Aberhan et al. 2004

Age range: base of the Late/Upper Ordovician to the top of the Berounian or 458.20000 to 450.10000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Dobrotivian - Berounian461.0 - 450.1France (Calvados) Siliquarca typa (20851)
Late/Upper Ordovician458.2 - 443.1France Pseudarca typa (type locality: 174558)