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Ristola
Taxonomy
Ristola was named by Pessagno and Whalen (1982) [Sepkoski's age data: J Bath-u K Apti Sepkoski's reference number: 156].
It was assigned to Parvicingulidae by Kiessling (1995); and to Nassellaria by Sepkoski (2002).
It was assigned to Parvicingulidae by Kiessling (1995); and to Nassellaria by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Ristola Pessagno, Jr. and Whalen p. 148 |
| 1995 | Ristola Kiessling |
| 2002 | Ristola 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. †Ristola Pessagno, Jr. and Whalen 1982
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†Ristola altissima Rüst 1885
†Ristola cretacea Baumgartner 1980
†Ristola firma Hull 1995
†Ristola prisca Blome 1984
†Ristola procera Pessagno 1977
†Ristola reliqua Yeh 2011
†Ristola turpicula Pessagno, Jr. and Whalen 1982
Diagnosis
No diagnoses are available