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Taxonomy
Walchia diffusus was named by Emmons (1856). It is a compression fossil. Its type locality is Ellington's, Rhynie Wicker's property, which is in a Triassic terrestrial shale/bituminous coal in North Carolina.
It was recombined as Palissya diffusa by Fontaine (1883), Knowlton (1919).
It was recombined as Palissya diffusa by Fontaine (1883), Knowlton (1919).
Sister species lacking formal opinion data
Synonyms
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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.
†Palissya diffusa Emmons 1856
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Invalid names: Walchia gracile Emmons 1857 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: Late/Upper Triassic or 237.00000 to 201.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Triassic | USA (North Carolina) | Walchia diffusus (type locality: 202497) |