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Calvinella
Taxonomy
Calvinella was named by Walcott (1914) [Sepkoski's age data: Cm Fran Cm Trep-u Sepkoski's reference number: 379]. It is not extant.
It was assigned to Saukiidae by Harrington et al. (1959) and Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
It was assigned to Saukiidae by Harrington et al. (1959) and Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Calvinella Walcott |
| 1959 | Calvinella Harrington et al. p. 323 |
| 2002 | Calvinella Jell and Adrain p. 354 |
| 2002 | Calvinella 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
No diagnoses are available