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Xiushuilithus
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).
It was assigned to Trinucleidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
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1976 | Xiushuilithus Zhou |
2002 | Xiushuilithus Jell and Adrain p. 461 |
2002 | Xiushuilithus Sepkoski |
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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
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Source: f = family, c = class | |||||
References: Aberhan et al. 2004, Hendy 2009 |