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Spirigerella alata
Taxonomy
Spirigerella alata was named by Waagen (1883). It is a 3D body fossil. Its type locality is Kafirkot, limit of Middle and Upper Productus-limestone, Khisor Range, which is in a Wuchiapingian carbonate limestone in Pakistan.
Synonymy list
| Year | Name and author |
|---|---|
| 1883 | Spirigerella alata Waagen p. 470 figs. Pl 38, figs 7,8 |
| 1994 | Spirigerella alata Xu and Grant |
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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 alata Waagen 1883
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 8.49 | 8.00 | 9.00 | 8.50 | 0.707 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Wuchiapingian or 259.90000 to 254.17000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | Pakistan | Spirigerella alata (type locality: 119939 126692 126693 127004 127006 127007) | |
| Wuchiapingian - Changhsingian | Pakistan | Spirigerella alata (126694 126753 126755 126760 126762 127014) |