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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Spiriferina arakiwa
Taxonomy
Spiriferina arakiwa was named by MacFarlan (2023). Its type specimen is OU 15292, a shell, and it is a mold. Its type locality is McF H25, Jewitt Road (E46/f056), which is in a Toarcian marine horizon in New Zealand.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2023 | Spiriferina arakiwa MacFarlan p. 9 figs. 7.1-7.13, 8A |
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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.
†Spiriferina arakiwa MacFarlan 2023
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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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: Early/Lower Toarcian or 183.00000 to 182.00000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pliensbachian | New Zealand | Spiriferina arakiwa (135007 135114 135232 135270) | |
| Early/Lower Toarcian | New Zealand | Spiriferina arakiwa (134146) | |
| Toarcian | New Zealand | Spiriferina arakiwa (type locality: 135122) |