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Cyrtoniscus
Taxonomy
Cyrtoniscus was named by Boucot and Harper (1968) [Sepkoski's age data: D Sieg D Emsi-l Sepkoski's reference number: 39,538]. Its type is Chonetes nectus.
It was synonymized subjectively with Plicanoplia by Williams et al. (2000).
It was assigned to Anopliidae by Hanger and Strong (2000); to Strophomenida by Sepkoski (2002); and to Anopliinae by Afanasjeva (2008).
It was synonymized subjectively with Plicanoplia by Williams et al. (2000).
It was assigned to Anopliidae by Hanger and Strong (2000); to Strophomenida by Sepkoski (2002); and to Anopliinae by Afanasjeva (2008).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Cyrtoniscus Boucot and Harper p. 174 |
| 2000 | Cyrtoniscus Hanger and Strong |
| 2002 | Cyrtoniscus Sepkoski |
| 2008 | Cyrtoniscus Afanasjeva p. 827 |
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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
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Siegen or 412.30000 to 409.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Devonian | USA (New York) | Chonetes nectus (75469) | |
| Siegen | USA (Maine) | C. nectus (219841) |