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Trochotoma (Discotoma)
Taxonomy
Discotoma was named as a genus. It is not extant.
It was reranked as Trochotoma (Discotoma) by Tong and Erwin (2001).
It was assigned to Trochotoma by Tong and Erwin (2001); and to Archaeogastropoda by Sepkoski (2002).
It was reranked as Trochotoma (Discotoma) by Tong and Erwin (2001).
It was assigned to Trochotoma by Tong and Erwin (2001); and to Archaeogastropoda by Sepkoski (2002).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Trochotoma (Discotoma) Tong and Erwin p. 15 |
| 2002 | Discotoma 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.
Subg. †Trochotoma (Discotoma)
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†Discotoma planoconvexa Yu et al. 1974
†Trochotoma (Discotoma) gansuensis Tong and Erwin 2001
†Trochotoma (Discotoma) multipleura Pan 1977
†Trochotoma (Discotoma) yunnanensis Pan 1977
Diagnosis
No diagnoses are available