| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Alsophilocaulis
Taxonomy
Alsophilocaulis was named by Menendez (1961). It is not extant. Its type is Alsophilocaulis calveloi.
It was assigned to Cyatheaceae by Menendez (1961).
It was assigned to Cyatheaceae by Menendez (1961).
Species
A. calveloi (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1961 | Alsophilocaulis Menendez |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. A. Menendez 1961 | Tallo de helecho arborescente; estela anfifloica, dictiostélica; meristelas en forma de U ó W con los extremos hacia afuera, rodeadas completamente por vainas esclerenquimáticas; médula con hacecillos vasculares y fibrosos; zona cortical con rastros foliares, hacecillos vasculares y fibrosos (Dictiostela "alsofílica"); epidermis (?), hipodermis. |
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| Stem diameter | 1 | 60.0 |
No ecological data are available
Age range: Late/Upper Oligocene or 27.30000 to 23.04000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene | Argentina (Neuquén) | A. calveloi (139911 140136) |