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Royalella heshanensis
Taxonomy
Donaldina heshanensis was named by Pan and Erwin (2002). Its type specimen is USNM 127693, a shell, and it is not a trace fossil. Its type locality is Matan M40, Heshan, which is in a Changhsingian carbonate limestone in the Heshan Formation of China.
It was recombined as Royalella heshanensis by Bandel (2002).
It was recombined as Royalella heshanensis by Bandel (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Royalella heshanensis Bandel p. 63 |
| 2002 | Donaldina heshanensis Pan and Erwin p. 34 figs. 17.3 - 17.10 |
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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.
†Royalella heshanensis Pan and Erwin 2002
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 1.68 |
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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) | Donaldina heshanensis (type locality: 56895) |