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Chelichnus duncani

Caseidae

Taxonomy
Testudo duncani was named by Owen (1842). It is considered to be a form taxon. It is a trace fossil. Its type locality is Corncockle Quarry, which is in a Cisuralian terrestrial sandstone in the Corncockle Sandstone Formation of the United Kingdom. It is the type species of Chelichnus.

It was recombined as Chelichnus duncani by Jardine (1850), Hay (1902), Hay (1930), Schmidt (1959) and Haubold (1971).

Synonymy list
YearName and author
1842Testudo duncani Owen p. 190
1850Chelichnus duncani Jardine p. 209
1902Chelichnus duncani Hay p. 542
1930Chelichnus duncani Hay p. 9
1959Chelichnus duncani Schmidt p. 52
1971Chelichnus duncani Haubold p. 37

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
RankNameAuthor
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Caseasauria()
familyCaseidae
genusChelichnus
speciesduncani()

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.

†Chelichnus duncani Owen 1842
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988

Age range: base of the Cisuralian to the top of the Olenekian or 298.90000 to 247.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Cisuralian298.9 - 273.01United Kingdom (Scotland) Testudo duncani (type locality: 174685)
Induan - Olenekian252.17 - 247.2Poland (Swietokrzyskie) Chelichnus duncani (197230)