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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Anastrophia (Grayina)
Taxonomy
Grayina was named as a genus. It is not extant.
It was reranked as Anastrophia (Grayina) by Williams et al. (2002).
It was assigned to Anastrophia by Williams et al. (2002); and to Pentamerida by Sepkoski (2002).
It was reranked as Anastrophia (Grayina) by Williams et al. (2002).
It was assigned to Anastrophia by Williams et al. (2002); and to Pentamerida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Grayina Sepkoski |
| 2002 | Anastrophia (Grayina) Williams et al. p. 955 |
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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.
Subg. †Anastrophia (Grayina)
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: base of the Sheinwoodian to the top of the Pragian or 432.90000 to 410.62000 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Telychian - Sheinwoodian | Canada (Québec) | Anastrophia sp. (25162) | |
| Sheinwoodian | Czechia | Grayina dispar (14096) | |
| Sheinwoodian | Canada (Nunavut) | Grayina magnifica (26003 26009 26013) | |
| Ludlow | USA (Oklahoma) | Grayina sp. (24816) | |
| Ludlow | Canada (Quebec) | Grayina sp. (24818) | |
| Lochkovian | Russian Federation | Grayina magnifica, Grayina sp. (24741) | |
| Lochkovian | Australia (New South Wales) | Grayina magnifica (25705 25706) | |
| Lochkovian | Kazakhstan | Grayina magnifica (24743) | |
| Lochkovian | Czechia | Grayina magnifica (14118 14119) | |
| Lochkovian | Canada (Northwest Territories) | Grayina sp. (75581) | |
| Lochkovian | Canada (Nunavut) | Grayina magnifica (26421 26423) | |
| Lochkovian | China (Guangxi) | Grayina magnifica (12923 41053) | |
| Pragian | Canada (Yukon) | Grayina magnifica (24933 39394 43713 43969) | |
| Pragian | China (Guangxi) | Grayina magnifica (12930) |