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Cyrtoclymenia
Taxonomy
Cyrtoclymenia was named by Hyatt (1884) [Sepkoski's age data: D Fame-m D Fame-u]. It is the type genus of Cyrtoclymeniaceae, Cyrtoclymeniidae.
It was reranked as Clymenia (Cyrtoclymenia) by Clarke (1892).
It was assigned to Clymenia by Clarke (1892); to Clymeniida by Sepkoski (2002); and to Cyrtoclymeniidae by Korn (2006) and Becker (2010).
It was reranked as Clymenia (Cyrtoclymenia) by Clarke (1892).
It was assigned to Clymenia by Clarke (1892); to Clymeniida by Sepkoski (2002); and to Cyrtoclymeniidae by Korn (2006) and Becker (2010).
Species
Synonymy list
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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. †Cyrtoclymenia Hyatt 1884
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†Cyrtoclymenia magna Zong et al. 2015
†Cyrtoclymenia patera Nikolaeva 2005
†Cyrtoclymenia procera Czarnocki 1989
†Cyrtoclymenia stenomphala Petter 1960
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 38.4 | 28.0 | 52.8 | 40.4 | 17.5 | |
| shell diameter | 2 | 98.9 | 70.5 | 138.7 | 104.6 | 48.2 | |
| shell inflation | 2 | 27.7 | 18.8 | 40.8 | 29.8 | 15.6 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Middle Famennian to the top of the Late/Upper Famennian or 370.60000 to 360.70000 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Famennian | Australia (Western Australia) | C. stenomphala (39070 39112 39114) | |
| Famennian | Germany (Nordrhein-Westfalen) | C. sp. (38643) | |
| Famennian | Germany | C. sp. (38647) | |
| Middle Famennian | Kazakhstan | C. involuta, C. tuberculata, C. pinnata, C. pinnatiformis (172156) | |
| Middle Famennian | Morocco | C. sp. (135658 170806 170807 170808 170827) | |
| Middle Famennian | Russian Federation (Chelyabinsk) | C. involuta, C. frechi, C. stuckenbergi (172157) | |
| Late/Upper Famennian | China (Xinjiang) | C. magna (172424 172425 172426 172434) | |
| Late/Upper Famennian | Morocco | C. sp. (135651 135652 135654 170727 170730 170731 170822) | |
| Late/Upper Famennian | Kazakhstan | C. angustiseptata (172165 172166) | |
| Late/Upper Famennian | Russian Federation | C. patera (190000) | |
| Late/Upper Famennian | China (Guizhou) | C. perinvoluta (3954) | |
| Late/Upper Famennian | USA (Oklahoma) | C. procera (187037) |