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Protoxyclymenia
Taxonomy
Protoxyclymenia was named by Schindewolf (1923) [Sepkoski's age data: D Fame-m]. It is not extant. Its type is Clymenia dunkeri.
It was assigned to Clymeniida by Sepkoski (2002); and to Rodeckiinae by Korn (2006).
It was assigned to Clymeniida by Sepkoski (2002); and to Rodeckiinae by Korn (2006).
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. †Protoxyclymenia Schindewolf 1923
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†Protoxyclymenia dunkeri Muenster 1839
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Invalid names: Protoxyclymenia galezicensis Czarnocki 1989 [synonym]
†Protoxyclymenia tenuissima Czarnocki 1989
†Protoxyclymenia wendti Korn 1999
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 6.51 | 5.50 | 7.70 | 6.60 | 1.56 | |
| shell diameter | 2 | 22.5 | 20.0 | 25.4 | 22.7 | 3.82 | |
| shell inflation | 2 | 11.8 | 10.6 | 13.1 | 11.8 | 1.77 |
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Middle Famennian to the top of the Late/Upper Famennian or 368.50000 to 358.86000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Famennian | Australia (Western Australia) | P. dunkeri (39070 39114) | |
| Middle Famennian | Morocco | P. wendti (170810) | |
| Late/Upper Famennian | Morocco | P. dunkeri (223413 223414) | |
| Late/Upper Famennian | Australia (Western Australia) | P. dunkeri (39071) |