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Guizhouia
Taxonomy
Guizhouia was named by Yin and Yochelson (1983) [Sepkoski's age data: Tr Anis Tr Ladi-u Sepkoski's reference number: 115,1130].
It was assigned to Turbinidae by Yin and Yochelson (1983); and to Archaeogastropoda by Sepkoski (2002).
It was assigned to Turbinidae by Yin and Yochelson (1983); and to Archaeogastropoda by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1983 | Guizhouia Yin and Yochelson p. 522 |
| 2002 | Guizhouia 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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H.-F. Yin and E. L. Yochelson 1983 | Lenticular gastropods with jagged spines on a peripheral keel. Shell broad and low, base flattened and little inclined, these two surfaces joining at a broad keel or flange. Periphery bearing triangular-shaped jagged incipient spines. Body whorl bearing spiral ornamament. |