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Smithiphyllum cygnus
Taxonomy
Smithiphyllum cygnus was named by McLean and Pedder (1987). It is not a trace fossil. Its type locality is Hay River near Grumbler Rapids, which is in a Frasnian perireef or subreef limestone in the Twin Falls Formation of Canada.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Smithiphyllum cygnus McLean and Pedder |
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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.
†Smithiphyllum cygnus McLean and Pedder 1987
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||