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Youngia kathyae

Trilobita - Phacopida - Cheiruridae

Taxonomy
Youngia kathyae was named by Chatterton and Perry (1984).

Sister species lacking formal opinion data
Y. alaica, Y. trispinosa

Synonymy list
YearName and author
1984Youngia kathyae Chatterton and Perry

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCheirurinaHarrington and Leanza 1957
familyCheiruridaeHawle and Corda 1847
genusYoungia
specieskathyae

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.

†Youngia kathyae Chatterton and Perry 1984
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Spines: majorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoref
Vision: well-developedg
Created: 2009-06-11 07:19:06
Modified: 2010-02-24 04:55:35
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: Telychian or 438.50000 to 433.40000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Llandovery443.4 - 433.4Canada (Northwest Territories) Youngia kathyae (26032 26039)
Telychian438.5 - 433.4Canada (Northwest Territories) Youngia kathyae (26033 26044)