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Sphenarion
Taxonomy
Sphenarion was named by Harris. It is not extant.
It was assigned to Czekanowskiales by Sun et al. (2009).
It was assigned to Czekanowskiales by Sun et al. (2009).
Synonymy list
| Year | Name and author |
|---|---|
| 2009 | Sphenarion Sun et al. |
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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. †Sphenarion Harris
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Changhsingian to the top of the Bathonian or 254.14000 to 165.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | Russian Federation | S. sp. 1 (30688 30692) | |
| Hettangian - Sinemurian | Russian Federation | S. sp. 1 (30528) | |
| Late/Upper Bajocian - Bathonian | United Kingdom (England) | S. muiriae (24274) |