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Leurocycloceras

Cephalopoda - Orthocerida - Orthoceratoidea

Taxonomy
Leurocycloceras was named by Foerste (1928). Its type is Leurocycloceras raymondi. It is the type genus of Leurocycloceratinae.

It was assigned to Leurocycloceratinae by Chen et al. (1981); to Orthoceratidae by Crick (1981); and to Orthocerida by Sepkoski (2002).

Species
L. etheridgii, L. raymondi (type species), L. yiwagouense
Species lacking formal opinion data
L. imbricatum, L. whitcliffense

Synonymy list
YearName and author
1928Leurocycloceras Foerste
1981Leurocycloceras Chen et al. p. 24
1981Leurocycloceras Crick p. 228
2002Leurocycloceras Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
familyOrthoceratoidea()
orderOrthoceridaKuhn 1940
familyOrthoceratidae
subfamilyLeurocycloceratinaeSweet 1964
genusLeurocycloceras

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.

G. †Leurocycloceras Foerste 1928
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†Leurocycloceras raymondi Foerste 1928
†Leurocycloceras yiwagouense Chen et al. 1981
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marineo
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-10-06 14:35:22
Modified: 2009-04-13 11:56:59
Source: o = order, c = class
References: Aberhan et al. 2004, Kiessling 2004

Age range: base of the Telychian to the top of the Ludfordian or 438.60000 to 422.70000 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Llandovery443.1 - 432.9Canada (Ontario) L. sp. (461)
Telychian438.6 - 432.9United Kingdom (Scotland) L. etheridgii (159986)
Sheinwoodian432.9 - 430.6USA (Wisconsin) L. raymondi (13069 13075)
Wenlock - Silurian432.9 - 419.62USA (Wisconsin) L. raymondi (13104 13107)
Ludlow426.7 - 422.7Japan (Skikoku) L. sp. (188691)
Ludlow426.7 - 422.7United Kingdom (England) L. whitcliffense (49658)
Ludfordian425.0 - 422.7United Kingdom (England) L. imbricatum (23193) L. sp. (8300 8304 8307 8309)