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Biplatyconcha
Taxonomy
Biplatyconcha was named by Waterhouse (1983) [Sepkoski's age data: P Sepkoski's reference number: 881]. Its type is Platyconcha grandis.
It was assigned to Strophomenida by Sepkoski (2002); to Strophalosiidae by Shen et al. (2003); and to Strophalosiinae by Williams et al. (2007).
It was assigned to Strophomenida by Sepkoski (2002); to Strophalosiidae by Shen et al. (2003); and to Strophalosiinae by Williams et al. (2007).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Platyconcha Waterhouse p. 8 |
| 1983 | Biplatyconcha Waterhouse p. 125 |
| 1988 | Megalosia Waterhouse p. 41 |
| 2000 | Megalosia Williams et al. p. 569 |
| 2002 | Biplatyconcha Sepkoski |
| 2002 | Megalosia Sepkoski |
| 2002 | Platyconcha Sepkoski |
| 2003 | Biplatyconcha Shen et al. p. 69 |
| 2007 | Biplatyconcha Williams et al. p. 2663 |
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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. †Biplatyconcha Waterhouse 1983
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†Biplatyconcha grandis Waterhouse 1975
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Invalid names: Megalosia chuluensis Waterhouse 1988 [synonym], Wyndhamia circularis Zhang 1976 [synonym]
Invalid names: Megalosia Waterhouse 1988 [objective synonym], Platyconcha Waterhouse 1975 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Williams et al. 2000, Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Capitanian to the top of the Changhsingian or 264.28000 to 251.90200 Ma
Collections (40 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | China (Xizang) | Wyndhamia circularis (110083) | |
| Wuchiapingian | China (Xizang) | B. grandis (42454 60585 60587 60588 60590) Wyndhamia circularis (94992 121585 121587 121590 121597 121600) | |
| Lopingian | China (Xizang) | B. grandis (192076 192078 192079) | |
| Changhsingian | China (Xizang) | B. grandis (60592 60593 60594) Wyndhamia circularis (110495 121589) | |
| Changhsingian | Nepal | B. grandis (62441 62444 62445 62447 62448 62453 120387) Megalosia chuluensis (89371) Platyconcha grandis (43187 43190 43197 43220 43222 43223 43226 43230 43234 43236 43237 43238) |