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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Retzia radialis
Taxonomy
Terebratula radialis was named by Phillips (1836).
It was recombined as Atrypa radialis by McCoy (1844); it was recombined as Spirigerina radialis by McCoy (1855); it was recombined as Retzia radialis by Morris (1854), Walcott (1884).
It was recombined as Atrypa radialis by McCoy (1844); it was recombined as Spirigerina radialis by McCoy (1855); it was recombined as Retzia radialis by Morris (1854), Walcott (1884).
Subspecies
Sister species lacking formal opinion data
Synonymy list
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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.
†Retzia radialis Phillips 1836
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†Retzia radialis grandicosta Davidson 1862
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Mississippian to the top of the Cisuralian or 358.86000 to 274.40000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | USA (California) | Retzia radialis (214521) | |
| Pennsylvanian - Cisuralian | USA (California) | Retzia radialis (214585) |