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Cloudina hartmannae
Taxonomy
Cloudina hartmannae was named by Germs (1972). It is not extant. It is the type species of Cloudina.
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Cloudina hartmannae Germs pp. 752-761 |
| 1987 | Nevadatubulus dunfeei Signor and Mount p. 429 figs. Figure 4.1 - 4.14 |
| 2000 | Cloudina hartmannae Hagadorn and Waggoner p. 351 |
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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.
†Cloudina hartmannae Germs 1972
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Invalid names: Nevadatubulus dunfeei Signor and Mount 1987 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. W. Signor and J. F. Mount 1987 (Nevadatubulus dunfeei) | Small, highly variable annu-
lated tubes. Curvature, annular spacing, and final diameter differ among individuals. Where preserved, oldest portion of tubes expands quickly to mature tube diameter, after which further growth is slow. Height of annulae is variable and averages approximately one-tenth of tube diameter. |
Measurements
No measurements are available
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| Source: g = genus | |||||
| Reference: Fedonkin et al. 2007 | |||||
Age range: base of the Ediacaran to the top of the Nemakit-Daldynian or 635.00000 to 525.50000 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ediacaran | Namibia | Cloudina sp. (113370 216946) | |
| Ediacaran | South Africa | Cloudina hartmannae (237632 237640 237662 237664) | |
| Ediacaran | Oman | Cloudina hartmannae (10339) | |
| Ediacaran | USA (Nevada) | Nevadatubulus dunfeei (10545) | |
| Ediacaran | Mexico (Sonora) | Cloudina hartmannae (231369) | |
| Ediacaran | Russian Federation (Tomsk) | Cloudina hartmannae (99183 99184) | |
| Ediacaran | USA (California) | Nevadatubulus dunfeei (10547 10548 10549) | |
| Ediacaran | China (Hubei) | Cloudina hartmannae (86623) | |
| Ediacaran | Canada (British Columbia) | Cloudina hartmannae (97710) | |
| Ediacaran | China (Shaanxi) | Cloudina hartmannae (10340 51735 86622 200480 237351) | |
| Ediacaran | Namibia (Southeastern Namibia) | Cloudina hartmannae (89797) | |
| Nemakit-Daldynian | Namibia | Cloudina sp. (51742) |