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Plasmophyllum
Taxonomy
Plasmophyllum was named by Dybowski (1873) [Sepkoski's age data: S Wenl-u]. It is not extant.
It was assigned to Zonophyllinae by Hill (1956); to Lykophyllidae by Hill (1981); and to Rugosa by Sepkoski (2002).
It was assigned to Zonophyllinae by Hill (1956); to Lykophyllidae by Hill (1981); and to Rugosa by Sepkoski (2002).
Species lacking formal opinion data
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.
G. †Plasmophyllum Dybowski 1873
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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 | |||||
Age range: base of the Llandovery to the top of the Givetian or 443.40000 to 382.70000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery | Russian Federation (Yakutiya) | P. brevilamellatum (79514) | |
| Homerian | United Kingdom (England) | P. sp. (23057) | |
| Lochkovian | Tajikistan | P. salairicum (13981 13982 13984) | |
| Early/Lower Devonian - Middle Devonian | USA (Alaska) | P. sp. (101488) | |
| Couvinien - Givetian | Australia (Queensland) | P. magnivesiculosum (8474) | |
| Emsian | Australia (Tasmania) | P. tasmaniense (7197) | |
| Givetian | United Kingdom (England) | P. secundum, P. sandhillense (38407) | |
| Givetian | Australia (Queensland) | P. magnivesiculosum (8473) |