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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sigmastria dilata
Taxonomy
Sigmastria dilata was named by Wilson (2006). Its type specimen is NMS G.1957.1.5149 and is an impression. Its type locality is Carmyllie, near Arbroath, which is in a Lochkovian fluvial siliciclastic in the Dundee Flagstone Formation of the United Kingdom. It is the type species of Sigmastria.
Synonymy list
| Year | Name and author |
|---|---|
| 2006 | Sigmastria dilata Wilson p. 640 fig. 3 |
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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.
†Sigmastria dilata Wilson 2006
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | United Kingdom (Scotland) | Sigmastria dilata (type locality: 155933) |