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Clionychia undata

Bivalvia - Myalinida - Ambonychiidae

Taxonomy
Pterinea undata was named by Emmons (1842) [DISTRIBUTION: Ordovician; North America.]. It is not a trace fossil.

It was recombined as Ambonychia undata by Hall (1847); it was recombined as Clionychia undata by Ulrich (1894), Soot-Ryen and Soot-Ryen (1960); it was recombined as Cleionychia undata by Pojeta (1966).

Synonymy list
YearName and author
1842Pterinea undata Emmons p. 395
1847Ambonychia undata Hall p. 165
1894Clionychia undata Ulrich pp. 497-498 figs. pl. 35 f. 21-22
1960Clionychia undata Soot-Ryen and Soot-Ryen p. 105
1966Cleionychia undata Pojeta p. 180 figs. pl. 34 f. 1-5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
subclassAutobranchia(Groblen 1894)
RankNameAuthor
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—OstreioniFerussac 1822
—MyalinataPaul 1939
orderMyalinidaPaul 1939
superfamilyAmbonychioidea(Miller 1877)
familyAmbonychiidaeMiller 1877
genusClionychia
speciesundata(Emmons 1842)

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.

†Clionychia undata Emmons 1842
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 10 to < 100g
Thickness: intermediateg
Folds: noneg
Ribbing: noneg
Spines: noneg
Internal reinforcement: noneg
Locomotion: stationaryf
Attached: yesf
Life habit: epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2009-06-05 13:31:50
Modified: 2009-06-05 15:31:50
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Chatfieldian to the top of the Sheinwoodian or 453.80000 to 430.60000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Burrellian456.6 - 452.5United Kingdom (Scotland) Cleionychia undata (156584)
Keila - Rakvere453.9 - 450.5Norway (Hadeland) Clionychia undata (194661)
Chatfieldian453.8 - 451.0Canada (Ontario) Clionychia undata (26267)
Rhuddanian443.1 - 440.5Canada (Ontario) Pterinea undata (173218)
Sheinwoodian432.9 - 430.6USA (New York) Pterinea undata (82535)
Wenlock432.9 - 426.7USA (New York) Pterinea undata (81804 81805 81813 81906)