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Townleyella
Taxonomy
Townleyella was named by Opik (1967) [Sepkoski's age data: Cm Dres-l Sepkoski's reference number: 482]. It is not extant.
It was assigned to Ptychopariidae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).
It was assigned to Ptychopariidae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Townleyella Opik |
| 2002 | Townleyella Jell and Adrain |
| 2002 | Townleyella Sepkoski |
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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. †Townleyella Opik 1967
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†Townleyella rara Yuan and Yin 1998
†Townleyella similis Yuan and Yin 1998
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004 | |||||
Age range: Guzhangian or 500.50000 to 497.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Guzhangian | China (Guizhou) | T. rara, T. similis (125072 125073) | |
| Guzhangian | China (Hunan) | T. rara (126347 126440) |