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Xiushuiaspididae

Galeaspidomorphi - Hanyangaspidiformes - Xiushuiaspididae

Taxonomy
Xiushuiaspidae was named by Pan and Wang (1983). It is not extant.

It was corrected as Xiushuiaspididae by van der Laan (2019).

It was assigned to Galeaspida by Zhu and Gai (2007); and to Hanyangaspidiformes by van der Laan (2019).

Synonymy list
YearName and author
1983Xiushuiaspidae Pan and Wang
2007Xiushuiaspidae Zhu and Gai p. 164
2019Xiushuiaspididae van der Laan p. 24

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassOsteostracomorphi
classGaleaspidomorphi
orderHanyangaspidiformes
familyXiushuiaspididae(Pan and Wang 1983)
familyXiushuiaspididae(Pan and Wang 1983)

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.

Fm. †Xiushuiaspididae Pan and Wang 1983
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G. †Changxingaspis Wang 1991
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Changxingaspis gui Wang 1991
Changxingaspis nianzhongi Li et al. 2024
G. †Xiushuiaspis Pan and Wang 1983
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Xiushuiaspis ganbeiensis Pan and Wang 1983
Xiushuiaspis jiangxiensis Pan and Wang 1983
G. †Xiyuichthys Shan et al. 2023
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Xiyuichthys lixiensis Shan et al. 2023
Xiyuichthys zhangi Shan et al. 2023
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Invalid names: Xiyuaspis zhangi Liu et al. 2019 [replaced]
Invalid names: Xiyuaspis Liu et al. 2019 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2017-04-17 15:11:50
Modified: 2017-04-17 15:11:50
Source: subp = subphylum, p = phylum
References: Kiessling 2004, Carroll 1988

Age range: base of the Telychian to the top of the Sheinwoodian or 438.60000 to 430.60000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Llandovery443.1 - 432.9China Changxingaspis nianzhongi, Xiyuichthys zhangi (239268)
Telychian438.6 - 432.9China (Xinjiang) Nanjiangaspis zhangi (182524)
Telychian438.6 - 432.9China (Jiangxi ) Xiyuichthys lixiensis (232461)
Sheinwoodian432.9 - 430.6China (Zhejiang) Xiushuiaspis sp., Changxingaspis gui (182535)
Sheinwoodian432.9 - 430.6China (Jiangxi) Xiushuiaspis jiangxiensis, Xiushuiaspis ganbeiensis (182539)