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Taxonomy
Cyrtosymboloides was named by Alberti (1967) [Sepkoski's age data: D Emsi-l D Eife Sepkoski's reference number: 421,1106]. Its type is Proetus barrandei.
It was assigned to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Cornuproetinae by Bault et al. (2021).
It was assigned to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Cornuproetinae by Bault et al. (2021).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Cyrtosymboloides Alberti |
| 2002 | Cyrtosymboloides Jell and Adrain p. 363 |
| 2002 | Cyrtosymboloides Sepkoski |
| 2021 | Cyrtosymboloides Bault et al. pp. Appendix 7 |
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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. †Cyrtosymboloides Alberti 1967
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†Cyrtosymboloides barrandei Roemer 1854
†Cyrtosymboloides bembix Šnajdr 1980
†Cyrtosymboloides gyros Šnajdr 1980
†Cyrtosymboloides samum Alberti 1967
†Cyrtosymboloides superstes Barrande 1852
†Cyrtosymboloides termieri Alberti 1969
Diagnosis
No diagnoses are available