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Tachylasma stereoseptatum
Taxonomy
Tachylasma stereoseptatum was named by Wu (1975). It is a 3D body fossil. Its type locality is Naxing Section JSB4, Nyalam County, which is in a Changhsingian marine horizon in the Selong Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Tachylasma stereoseptatum Wu |
| 1980 | Tachylasma stereoseptatum Guo p. 113 figs. Pl 63, fig 11 |
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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.
†Tachylasma stereoseptatum Wu 1975
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Wordian to the top of the Changhsingian or 266.90000 to 251.90200 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | China (Jilin) | Tachylasma stereoseptatum (95598) | |
| Changhsingian | China (Xizang) | Tachylasma stereoseptatum (type locality: 110475) |