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Cyclospira
Taxonomy
Cyclospira was named by Hall and Clarke (1893). Its type is Orthis bisulcata.
It was assigned to Dayiidae by Macomber (1970); to Cyclospirinae by Mitchell (1977) and Jin and Chatterton (1997); to Atrypida by Sepkoski (2002); to Cyclospiridae by Rõõmusoks (1964) and Williams et al. (2002); and to Protozygidae by Zhan and Jin (2005).
It was assigned to Dayiidae by Macomber (1970); to Cyclospirinae by Mitchell (1977) and Jin and Chatterton (1997); to Atrypida by Sepkoski (2002); to Cyclospiridae by Rõõmusoks (1964) and Williams et al. (2002); and to Protozygidae by Zhan and Jin (2005).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1893 | Cyclospira Hall and Clarke |
| 1964 | Cyclospira Rõõmusoks |
| 1970 | Cyclospira Macomber |
| 1977 | Cyclospira Mitchell |
| 1997 | Cyclospira Jin and Chatterton |
| 2002 | Cyclorhynchia Sepkoski |
| 2002 | Cyclospira Sepkoski |
| 2002 | Cyclospira Williams et al. p. 1472 |
| 2005 | Cyclospira Zhan and Jin |
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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. †Cyclospira Hall and Clarke 1893
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†Cyclospira bisulcata Emmons 1842
†Cyclospira elegantula Rozman 1964
†Cyclospira levisulcata Rõõmusoks 1964
†Cyclospira nana Davidson 1869
†Cyclospira orbus Cocks and Modzalevskaya 1997
†Cyclospira perplexa Williams 1962
†Cyclospira scanica Sheehan 1973
Invalid names: Cyclorhynchia [synonym]
Diagnosis
No diagnoses are available