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Rugaria
Taxonomy
Rugaria was named by Cooper and Grant (1969) [Sepkoski's age data: P Sakm-u P Dora Sepkoski's reference number: 7,418].
It was assigned to Plicochonetinae by Williams et al. (2000); to Strophomenida by Sepkoski (2002); and to Rugariini by Waterhouse (2004).
It was assigned to Plicochonetinae by Williams et al. (2000); to Strophomenida by Sepkoski (2002); and to Rugariini by Waterhouse (2004).
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Rugaria Cooper and Grant p. 4 |
| 2000 | Rugaria Williams et al. p. 411 |
| 2002 | Rugaria Sepkoski |
| 2004 | Rugaria Waterhouse |
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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. †Rugaria Cooper and Grant 1969
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†Rugaria crassa Cooper and Grant 1975
†Rugaria exquisita Yang 1991
†Rugaria hessensis King 1931
†Rugaria molengraaffi Broili 1916
†Rugaria pajchoica Kalashnikov 1990
†Rugaria semicircularis Afanasjeva et al. 2015
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 33 | 1.64 | 0.600 | 3.70 | 1.90 | 0.802 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Sakmarian to the top of the Changhsingian or 293.52000 to 251.90200 Ma
Collections (25 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Japan | R. semicircularis (165925) | |
| Sakmarian | China (Xizang) | R. molengraaffi (118918) | |
| Sakmarian | Canada (Yukon) | R. sp. (117729) | |
| Artinskian | USA (Texas) | R. crassa (43559 102613 106011) | |
| Artinskian | Peru (Amazonas) | Chonetes hessensis (41340) | |
| Artinskian | China (Guangxi) | R. exquisita (132982) | |
| Kungurian | Japan (Gifu) | R. sp. (109027) | |
| Kungurian | Russian Federation | R. pajchoica (110030) | |
| Kungurian | USA (Texas) | Chonetes hessensis (149779) Chonetes molengraaffi (150788) R. crassa (75923) R. hessensis (43496 43497 66103 101785) | |
| Roadian | Thailand (Trang) | R. molengraaffi (40896 40897 40899) | |
| Roadian | Ukraine | R. molengraaffi (110830) | |
| Changhsingian | Nepal | R. sp. A (43270 43279) R. sp. A, R. sp. B (43255) R. sp. B (43257) |