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Homoeospirella
Taxonomy
Homoeospirella was named by Amsden (1968).
It was assigned to Rhynchospirinidae by Temple (1987), Jin and Chatterton (1997), Williams et al. (2002); and to Spiriferida by Sepkoski (2002).
It was assigned to Rhynchospirinidae by Temple (1987), Jin and Chatterton (1997), Williams et al. (2002); and to Spiriferida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Homoeospirella Amsden |
| 1987 | Homoeospirella Temple p. 117 |
| 1997 | Homoeospirella Jin and Chatterton |
| 2002 | Homoeospirella Sepkoski |
| 2002 | Homoeospirella Williams et al. p. 1599 |
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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. †Homoeospirella Amsden 1968
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†Homoeospirella multicostata Jin and Chatterton 1997
†Homoeospirella subcircularis Amsden 1985
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 8 | 2.21 | 1.47 | 4.33 | 2.16 | 0.886 |
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| Source: f = family, subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: base of the Rhuddanian to the top of the Pragian or 443.10000 to 410.62000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rhuddanian | United Kingdom (Wales) | H. sp. (5054) | |
| Wenlock | USA (Arkansas) | H. costatula, H. pygmaea (26022) | |
| Whitwellian | Canada (Northwest Territories) | H. multicostata (26035 26042 26048) | |
| Pragian | USA (Oklahoma) | H. subcircularis (232945) |