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Callicylix (Cyclostigma)
Taxonomy
Cyclostigma was named by Schrammen (1912) [Sepkoski's age data: K Sant K Camp-u Sepkoski's reference number: 622,1066]. It is not extant.
It was reranked as Callicylix (Cyclostigma) by Finks et al. (2004).
It was assigned to Lychniscosa by Sepkoski (2002); and to Callicylix by Finks et al. (2004).
It was reranked as Callicylix (Cyclostigma) by Finks et al. (2004).
It was assigned to Lychniscosa by Sepkoski (2002); and to Callicylix by Finks et al. (2004).
Synonymy list
| Year | Name and author |
|---|---|
| 1912 | Cyclostigma Schrammen |
| 2002 | Cyclostigma Sepkoski |
| 2004 | Callicylix (Cyclostigma) Finks et al. |
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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.
Subg. †Callicylix (Cyclostigma) Schrammen 1912
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†Callicylix (Cyclostigma) acinosa Schrammen 1902
†Callicylix (Cyclostigma) lobata Schrammen 1912
†Callicylix (Cyclostigma) maeandrina Schrammen 1912
†Callicylix (Cyclostigma) tubulosa Lagneau-Herenger 1962
†Cyclostigma kiltorkense Doweld 2001
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Age range: base of the Early/Lower Devonian to the top of the Campanian or 419.20000 to 72.10000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Devonian | France (Lys Valley) | Cyclostigma sp. (28207) | |
| Late/Upper Devonian | Ireland | Cyclostigma kiltorkense (21233) | |
| Late/Upper Famennian | Ireland | Cyclostigma kiltorkense (32228) | |
| Aptian | Spain (Catalonia) | Cyclostigma tubulosa (111533) | |
| Coniacian - Santonian | United Kingdom (Northern Ireland) | Cyclostigma acinosa (113139) | |
| Campanian | United Kingdom (England) | Cyclostigma maeandrina, Cyclostigma acinosa (113111) | |
| Campanian | Germany (Niedersachsen) | Cyclostigma maeandrina, Cyclostigma acinosa (110530) | |
| Late/Upper Campanian | United Kingdom (Ireland) | Cyclostigma acinosa (197336) | |
| Late/Upper Campanian | Germany (Niedersachsen) | Cyclostigma acinosa (31993) | |
| Late/Upper Campanian | Germany | Cyclostigma lobata (64215) |