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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Holopella trimorpha
Taxonomy
Holopella trimorpha was named by Waagen (1880).
Synonymy list
| Year | Name and author |
|---|---|
| 1880 | Holopella trimorpha Waagen p. 94 figs. Pl 10, figs 2,3 |
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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.
†Holopella trimorpha Waagen 1880
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 30.1 | 27.0 | 33.5 | 30.2 | 4.60 | |
| shell diameter | 2 | 4.50 | - | - | 4.50 | - |
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| Source: f = family, o = order | |||||
| Reference: Bambach et al. 2007 | |||||
Age range: base of the Wordian to the top of the Changhsingian or 266.90000 to 252.17000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | China (Nei Mongol) | Holopella trimorpha (109257) | |
| Changhsingian | Pakistan | Holopella trimorpha (89061 119608) |