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Permophricodothyris grandis
Taxonomy
Squamularia grandis was named by Chao (1929).
It was recombined as Permophricodothyris grandis by Licharew and Kotlyar (1978), Zhan (1979), Zhan (1989), Shi et al. (2002), Chen (2005), Li and Shen (2008), Chen and Liao (2009) and Tazawa and Kaneko (2016).
It was recombined as Permophricodothyris grandis by Licharew and Kotlyar (1978), Zhan (1979), Zhan (1989), Shi et al. (2002), Chen (2005), Li and Shen (2008), Chen and Liao (2009) and Tazawa and Kaneko (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Squamularia grandis Chao p. 97 figs. Pl 11, figs 1-3 |
| 1933 | Squamularia grandis Huang p. 36 figs. Pl 5, figs 4-7; pl 7, fig 3 |
| 1974 | Squamularia grandis Jin et al. p. 312 figs. Pl 164, figs 17-19 |
| 1977 | Squamularia grandis Yang et al. p. 452 figs. Pl 179, fig 11 |
| 1978 | Squamularia grandis Feng and Jiang p. 296 figs. Pl 105, figs 2,3 |
| 1978 | Permophricodothyris grandis Licharew and Kotlyar figs. Pl 22, fig 3 |
| 1978 | Squamularia grandis Tong p. 261 figs. Pl 91, fig 2 |
| 1979 | Permophricodothyris grandis Zhan p. 97 figs. Pl 7, figs 1,2,4-6 |
| 1980 | Squamularia grandis Liao figs. Pl 8, figs 50,51 |
| 1982 | Squamularia grandis Wang et al. p. 248 figs. Pl 94, fig 10 |
| 1989 | Squamularia grandis Kotlyar figs. Pl 24, figs 6-8 |
| 1989 | Permophricodothyris grandis Zhan figs. Pl 28, figs 1-3 |
| 1995 | Squamularia grandis Zeng et al. figs. Pl 13, figs 1,2 |
| 2002 | Permophricodothyris grandis Shi et al. p. 378 figs. 3B-C,E,4B,5.1-5.13,6.1-6.9 |
| 2005 | Permophricodothyris grandis Chen p. 359 figs. 7F, 15 |
| 2008 | Permophricodothyris grandis Li and Shen p. 318 figs. 6.33-6.36 |
| 2009 | Permophricodothyris grandis Chen and Liao p. 332 figs. 5B-D |
| 2016 | Permophricodothyris grandis Tazawa and Kaneko p. 26 fig. 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.
†Permophricodothyris grandis Chao 1929
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 30.4 | 22.9 | 37.0 | 31.2 | 4.24 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Wordian to the top of the Changhsingian or 266.90000 to 252.17000 Ma
Collections (70 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Japan | Permophricodothyris grandis (118974 163389 175850 175851) | |
| Capitanian | Russian Federation | Permophricodothyris grandis (86168) | |
| Wuchiapingian | China (Jiangxi) | Squamularia grandis (97113 120806) | |
| Wuchiapingian | Russian Federation (Primorye) | Squamularia grandis (63899) | |
| Wuchiapingian | China (Shaanxi) | Permophricodothyris grandis (148516) | |
| Wuchiapingian | China (Sichuan) | Permophricodothyris grandis (56610 56619 56620) Squamularia grandis (103451 156800 156802 156805) | |
| Wuchiapingian | China (Chongqing) | Permophricodothyris grandis (117768) Squamularia grandis (98067 110405 121028 121035 156829 156837 156838 156843 156867 156872 156873) | |
| Wuchiapingian | China (Guangxi) | Squamularia grandis (121098) | |
| Wuchiapingian | China (Hunan) | Squamularia grandis (31421 120808) | |
| Wuchiapingian | China (Hubei) | Squamularia grandis (149230) | |
| Wuchiapingian | China (Zhejiang) | Permophricodothyris grandis (111502 111508 122716) | |
| Wuchiapingian | China (Guizhou) | Squamularia grandis (95176 110973 111995 111997 111999 112116 112127 197496 197497) | |
| Wuchiapingian | China (Guangdong) | Permophricodothyris grandis (109773 109781) Squamularia grandis (121062) | |
| Wuchiapingian | China | Squamularia grandis (61846) | |
| Changhsingian | China (Sichuan) | Squamularia grandis (111601 156810 156813) | |
| Changhsingian | China (Chongqing) | Squamularia grandis (94984 148543 148553 156847 156848 156850 156855 156857 156858 156859 156863 156880) | |
| Changhsingian | China (Guizhou) | Squamularia grandis (98224 117483 117485 117487) | |
| Changhsingian | China (Hubei) | Squamularia grandis (120809) | |
| Changhsingian | China (Xizang) | Squamularia grandis (187544 187558) |