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Xenospirifer
Taxonomy
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Xenospirifer Hou and Xian |
| 1990 | Xenospirifer Fontaine |
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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. †Xenospirifer Hou and Xian 1975
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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: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Early/Lower Emsian to the top of the Givetian or 409.10000 to 382.70000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian | Czech Republic (Prague) | X. excelsus, X. tomix (12071) | |
| Early/Lower Emsian | Russian Federation | X. gurjevskensis (35710 35711 35712) X. gurjevskiensis (35713) | |
| Emsian - Eifelian | Thailand | X. sp. (82106) | |
| Late/Upper Emsian | China (Guangxi) | X. heterosinus (4862) | |
| Eifelian | China (Guangxi) | X. fongi (4836 4864) | |
| Givetian | Afghanistan (Ghazni) | X. fongi (75097) |