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Palaeostrophia
Taxonomy
Palaeostrophia was named by Ulridch and Cooper (1936). Its type is Syntrophia orthia.
It was assigned to Pentamerida by Sepkoski (2002); to Tetralobulidae by Zhan et al. (2010); and to Syntrophopsinae by Williams et al. (2002), Hansen and Holmer (2011).
It was assigned to Pentamerida by Sepkoski (2002); to Tetralobulidae by Zhan et al. (2010); and to Syntrophopsinae by Williams et al. (2002), Hansen and Holmer (2011).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Palaeostrophia Ulridch and Cooper |
| 2002 | Paleostrophia Sepkoski |
| 2002 | Palaeostrophia Williams et al. p. 939 |
| 2010 | Palaeostrophia Zhan et al. |
| 2011 | Palaeostrophia Hansen and Holmer |
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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. †Palaeostrophia Ulridch and Cooper 1936
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†Palaeostrophia angulata Nikitin and Popov 1983
†Palaeostrophia fibrillosa Nikitin and Popov 1983
†Palaeostrophia orthia Walcott 1906
†Palaeostrophia perilla Walcott 1924
†Palaeostrophia tecta Nikitin and Popov 1983
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Hendy 2009, Aberhan et al. 2004 | |||||
Age range: base of the Aksaian to the top of the Early/Lower Llanvirn or 492.80000 to 461.10000 Ma
Collections (43 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Furongian | China (Guangxi) | P. jingxiensis (116360 116362 116363 116399 116400 116401 116402 116403 116404 116406 116407 116408 116411 116412 116418 116419 116420 116423 116425 116427 116429 116430 116432 116433 116434 116435) | |
| Furongian | Kazakhstan | P. angulata (122808 122811) P. tecta (122822) | |
| Furongian | Iran | P. shahrudensis (186037) | |
| Sunwaptan | Canada (Quebec) | P. elax (56819) | |
| Aksaian | Kazakhstan | P. fibrillosa (118390 122776 123075) | |
| Ibexian | USA (Nevada) | P. perilla (222067) | |
| Gasconadian | Canada (Alberta) | Syntrophia perilla (157026) | |
| Tremadocian | Canada (British Columbia) | Syntrophia perilla (210716) | |
| Tremadocian | Canada (Alberta) | Syntrophia perilla (210715) | |
| Tremadoc | China (HeBei) | Paleostrophia sp. (7977 7983) | |
| Stairsian | Norway (Spitsbergen) | P. sp. (189939) | |
| Arenig | China (GanSu) | P. sp. (8577) | |
| Early/Lower Llanvirn | Norway | P. sp. (185943) |