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Dennstaedtiopsis
Taxonomy
Dennstaedtiopsis was named by Arnold and Daugherty (1964). It is not extant. Its type is Dennstaedtiopsis aerenchymata.
It was assigned to Polypodiaceae by Andrews (1970).
It was assigned to Polypodiaceae by Andrews (1970).
Species
D. aerenchymata (type species)
Entered
by B. Allen (authorized by A. Dunhill) on 2020-02-11; modified by B. Allen on 2020-02-12
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Dennstaedtiopsis Arnold and Daugherty |
| 1970 | Dennstaedtiopsis Andrews |
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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. †Dennstaedtiopsis Arnold and Daugherty 1964
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†Dennstaedtiopsis aerenchymata Arnold and Daugherty 1964
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: superp = superphylum | |||||
| Reference: Kenrick and Crane 1997 | |||||
Age range: base of the Middle Eocene to the top of the Bridgerian or 48.07000 to 45.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Bridgerian | USA (Wyoming) | D. aerenchymata (16296) | |
| Middle Eocene | USA (Oregon) | D. sp. (21220) |