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Sphenophyllum emarginatum
Taxonomy
Sphenophyllites emarginatus was named by Brongniart (1822). It is not extant. It is the type species of Sphenophyllum, Sphenophyllites.
It was recombined as Sphenophyllum emarginatum by Koenig (1825).
It was recombined as Sphenophyllum emarginatum by Koenig (1825).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1822 | Sphenophyllites emarginatus Brongniart |
| 1825 | Sphenophyllum emarginatum Koenig |
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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.
†Sphenophyllum emarginatum Brongniart 1822
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Mississippian to the top of the Kungurian or 358.86000 to 274.40000 Ma
Collections (36 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | USA (West Virginia) | Sphenophyllum emarginatum (12984) | |
| Carboniferous - Desmoinesian | USA (Missouri) | Sphenophyllum emarginatum (11196) | |
| Carboniferous | USA (Alabama) | Sphenophyllum emarginatum (28984 28985 28987 28988 28992 31028 31029 31031 31033 31034 31035) | |
| Carboniferous | Spain (Malpica) | Sphenophyllum emarginatum (28379) | |
| Carboniferous | USA (West Virginia) | Sphenophyllum emarginatum (12672) | |
| Carboniferous | Canada (New Brunswick) | Sphenophyllum emarginatum (12426 12696 12721 12723 12724) | |
| Carboniferous | Canada (Nova Scotia) | Sphenophyllum emarginatum (13145) | |
| Carboniferous | USA (Indiana) | Sphenophyllum emarginatum (11197 12668) | |
| Pennsylvanian | USA | Sphenophyllum emarginatum (13272) | |
| Pennsylvanian | USA (Michigan) | Sphenophyllum emarginatum (10886 10889) | |
| Westphalian B | Türkiye | Sphenophyllum emarginatum (28300) | |
| Podolskian - Carboniferous | USA (Illinois) | Sphenophyllum emarginatum (11193) | |
| Westphalian D | USA (Indiana) | Sphenophyllum emarginatum (10727 10729 10730 10736) | |
| Westphalian D | USA (Missouri) | Sphenophyllum emarginatum (21278) | |
| Westphalian D - Moscovian | USA (Oklahoma) | Sphenophyllum emarginatum (21275) | |
| Westphalian D - Khamovnikian | Germany (Saarland) | Sphenophyllum emarginatum (32504) | |
| Autunian - Kungurian | Spain | Sphenophyllum emarginatum (25892) |