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Xiushuilithus

Trilobita - Trinucleida - Trinucleidae

Taxonomy
Xiushuilithus was named by Zhou (1976) [Sepkoski's age data: O Cara-m O Cara-u Sepkoski's reference number: 875]. It is not extant.

It was assigned to Trinucleidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1976Xiushuilithus Zhou
2002Xiushuilithus Jell and Adrain p. 461
2002Xiushuilithus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderTrinucleida(Swinnerton 1915)
familyTrinucleidaeHawle and Corda 1847
genusXiushuilithusZhou 1976

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. †Xiushuilithus Zhou 1976
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: suspension feederf
Created: 2009-06-11 19:35:52
Modified: 2012-08-27 07:27:29
Source: f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: Katian or 453.00000 to 445.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Katian453.0 - 445.2China (Xinjiang) X. xiushuiensis (188376)