| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Biplatyconcha grandis
Taxonomy
Platyconcha grandis was named by Waterhouse (1975) [Not stated where type specimens held]. Its type specimen is Specimen 380 and is not a trace fossil. Its type locality is W1466, Crystal Mountain, Shay Gompa, Karnali, which is in a Changhsingian marine siliciclastic in the Senja Formation of Nepal. It is the type species of Biplatyconcha, Platyconcha.
It was recombined as Biplatyconcha grandis by Waterhouse (1983), Briggs (1998), Shen et al. (2001), Shen et al. (2003), Waterhouse and Chen (2007), Xu et al. (2018).
It was recombined as Biplatyconcha grandis by Waterhouse (1983), Briggs (1998), Shen et al. (2001), Shen et al. (2003), Waterhouse and Chen (2007), Xu et al. (2018).
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Platyconcha grandis Waterhouse p. 8 figs. Pl 2, figs 1-4 |
| 1976 | Wyndhamia circularis Zhang |
| 1978 | Platyconcha grandis Waterhouse p. 73 figs. Pl 10, figs 11-14; pl 11, figs 1-5 |
| 1983 | Biplatyconcha grandis Waterhouse p. 125 |
| 1988 | Megalosia chuluensis Waterhouse p. 42 fig. 4,5 |
| 1998 | Biplatyconcha grandis Briggs p. 112 |
| 2001 | Biplatyconcha grandis Shen et al. p. 279 figs. 4.1-4.4 |
| 2003 | Biplatyconcha grandis Shen et al. p. 69 figs. Pl 3, figs 16-18; pl 4, figs 1-7; text-fig 7 |
| 2007 | Biplatyconcha grandis Waterhouse and Chen p. 26 figs. Pl 4, fig 20; pl 5, figs 1-10 |
| 2018 | Biplatyconcha grandis Xu et al. p. 150 figs. Pl 1, figs 10-12 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Biplatyconcha grandis Waterhouse 1975
show all | hide all
Invalid names: Megalosia chuluensis Waterhouse 1988 [synonym], Wyndhamia circularis Zhang 1976 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| 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) | Biplatyconcha grandis (42454 60585 60587 60588 60590) Wyndhamia circularis (94992 121585 121587 121590 121597 121600) | |
| Lopingian | China (Xizang) | Biplatyconcha grandis (192076 192078 192079) | |
| Changhsingian | Nepal | Biplatyconcha grandis (62441 62444 62445 62447 62448 62453 120387) Megalosia chuluensis (89371) Platyconcha grandis (43187 43190 43197 43220 43222 43223 43226 43230 43234 43236 43237 type locality: 43238) | |
| Changhsingian | China (Xizang) | Biplatyconcha grandis (60592 60593 60594) Wyndhamia circularis (110495 121589) |