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Crenispirifer alpheus
Taxonomy
Spiriferina alpha was named by Huang (1933). It is a 3D body fossil. Its type locality is Ts'ingyen, Locality T306, Wanch'ang, Kueiyang-hsien, which is in a Wuchiapingian marine horizon in China.
It was recombined as Punctospirifer alpheus by Tong (1978), Liao (1980), Wang et al. (1982), Liao (1987), Liang (1990); it was recombined as Crenispirifer alpheus by Shen et al. (2002), Campi et al. (2005), Shen and Zhang (2008), Shen and Clapham (2009); it was recombined as Paraspiriferina alpha by Xu and Grant (1994), Chen (2009).
It was recombined as Punctospirifer alpheus by Tong (1978), Liao (1980), Wang et al. (1982), Liao (1987), Liang (1990); it was recombined as Crenispirifer alpheus by Shen et al. (2002), Campi et al. (2005), Shen and Zhang (2008), Shen and Clapham (2009); it was recombined as Paraspiriferina alpha by Xu and Grant (1994), Chen (2009).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Spiriferina alpha Huang p. 59 figs. Pl 9, figs 2,3 |
| 1978 | Punctospirifer alpheus Tong p. 259 figs. Pl 90, fig 4 |
| 1980 | Punctospirifer alpheus Liao figs. Pl 8, fig 49 |
| 1982 | Punctospirifer alpheus Wang et al. p. 250 figs. Pl 94, fig 11 |
| 1987 | Punctospirifer alpheus Liao figs. Pl 6, figs 3,4 |
| 1990 | Punctospirifer alpheus Liang p. 397 figs. Pl 84, figs 1,2 |
| 1994 | Paraspiriferina alpha Xu and Grant p. 45 figs. 35,36.1-36.25 |
| 2002 | Crenispirifer alpheus Shen et al. p. 679 fig. 6.4,6.5 |
| 2005 | Crenispirifer alpheus Campi et al. p. 146 figs. Pl 8, figs A, E, F, T, V, W |
| 2008 | Crenispirifer alpheus Shen and Zhang fig. 6.4 |
| 2009 | Paraspiriferina alpha Chen p. 179 |
| 2009 | Crenispirifer alpheus Shen and Clapham p. 738 figs. Pl 7, figs 15-24 |
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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.
†Crenispirifer alpheus Huang 1933
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 10 | 6.07 | 4.16 | 9.50 | 6.15 | 1.59 |
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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 Capitanian to the top of the Changhsingian or 264.28000 to 251.90200 Ma
Collections (28 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | China (Zhejiang) | Punctospirifer alpheus (111933) | |
| Capitanian | Malaysia | Crenispirifer alpheus (105035) | |
| Wuchiapingian | Greece | Crenispirifer alpheus (64171) | |
| Wuchiapingian | China (Yunnan) | Crenispirifer alpheus (62457) | |
| Wuchiapingian | China (Jiangxi) | Punctospirifer alpheus (97113) | |
| Wuchiapingian | China (Chongqing) | Paraspiriferina alpha (120784) Punctospirifer alpheus (121028 121033) | |
| Wuchiapingian | China (Hunan) | Crenispirifer alpheus (117499) | |
| Wuchiapingian | China (Guangxi) | Punctospirifer alpheus (112363) | |
| Wuchiapingian | China (Guizhou) | Punctospirifer alpheus (112002 112105 112106 112107) Spiriferellina multiplicata (108192) Spiriferina alpha (110326 111054) | |
| Changhsingian | China (Chongqing) | Crenispirifer alpheus (94984) Punctospirifer alpheus (103472 148550) | |
| Changhsingian | China (Guangxi) | Paraspiriferina alpha (120788 120789) | |
| Changhsingian | China (Sichuan) | Crenispirifer alpheus (95283 95600) | |
| Changhsingian | China (Guizhou) | Crenispirifer alpheus (117476 117481) Paraspiriferina alpha (89321) | |
| Changhsingian | China (Zhejiang) | Paraspiriferina alpha (50028) |