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Cylichnania
Taxonomy
Cylichnania was named by Marwick (1931) [Sepkoski's age data: T Dani T Mi-u Sepkoski's reference number: 899].
It was assigned to Cephalaspida by Sepkoski (2002); and to Cylichnidae by Stilwell et al. (2004).
It was assigned to Cephalaspida by Sepkoski (2002); and to Cylichnidae by Stilwell et al. (2004).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1931 | Cylichnania Marwick |
2002 | Cylichnania Sepkoski |
2004 | Cylichnania Stilwell et al. p. 51 |
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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
No diagnoses are available