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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Portlandia atkinsoni was named by Johnston (1880) [DISTRIBUTION: Late Oligocene-Early Miocene; Tasmania.]. It is not a trace fossil.
It was recombined as Nucula atkinsoni by Tate (1886); it was recombined as Pronucula atkinsoni by Darragh (1970).
It was recombined as Nucula atkinsoni by Tate (1886); it was recombined as Pronucula atkinsoni by Darragh (1970).
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.
†Pronucula atkinsoni Johnston 1880
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Mikkelsen and Bieler 2008 | |||||
Age range: base of the Early/Lower Miocene to the top of the Middle Miocene or 23.04000 to 11.63000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | Australia (Tasmania) | Nucula atkinsoni (72221) | |
| Middle Miocene | Australia (Victoria) | Nucula atkinsoni (72206) |