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Spirigerella pertumida
Taxonomy
Spirigerella pertumida was named by Diener (1897). It is a 3D body fossil. Its type locality is Chitichun No. 1 Block (1892 collection), which is in a Wuchiapingian carbonate limestone in China.
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.
†Spirigerella pertumida Diener 1897
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 20.6 | 19.0 | 23.0 | 20.0 | 2.08 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Asselian to the top of the Wuchiapingian or 298.90000 to 254.14000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Slovenia | Spirigerella pertumida (129658) | |
| Wuchiapingian | Pakistan | Spirigerella pertumida (125902 126004 126269 126278) | |
| Wuchiapingian | China (Xizang) | Spirigerella pertumida (type locality: 89203) | |
| Wuchiapingian - Changhsingian | Pakistan | Spirigerella pertumida (127017) |