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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Heshanietta
Taxonomy
Heshanietta was named by Nützel et al. (2002). Its type is Holopea bacca.
It was assigned to Orthonemidae by Nützel et al. (2002).
It was assigned to Orthonemidae by Nützel et al. (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Heshanietta Nützel et al. p. 3 |
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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. †Heshanietta Nützel et al. 2002
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†Heshanietta bacca Pan and Erwin 2002
†Heshanietta teres Pan and Erwin 2002
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 0.624 | 0.380 | 1.07 | 0.670 | 0.299 |
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Guangxi) | Holopea bacca, Holopea teres (56895) |