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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Paleoazolla
Taxonomy
Paleoazolla was named by Archangelsky et al. (1999).
It was assigned to Azollaceae by Archangelsky et al. (1999); to Salviniales by De Benedetti et al. (2020); and to Salviniaceae by Cúneo et al. (2014), De Benedetti et al. (2023).
It was assigned to Azollaceae by Archangelsky et al. (1999); to Salviniales by De Benedetti et al. (2020); and to Salviniaceae by Cúneo et al. (2014), De Benedetti et al. (2023).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1999 | Paleoazolla Archangelsky et al. p. 1201 |
| 2014 | Paleoazolla Cúneo et al. |
| 2020 | Paleoazolla De Benedetti et al. p. 1059 |
| 2023 | Paleoazolla De Benedetti et al. p. 7 |
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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. †Paleoazolla Archangelsky et al. 1999
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†Paleoazolla patagonica Archangelsky et al. 1999
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Archangelsky et al. 1999 | The same as for Paleoazolla patagonica sp. nov. | |
| F. De Benedetti et al. 2020 | Megaspore massula elliptic to ovate, containing two spherical trilete megaspores, rarely one or three; surface completely covered by a thick filosum. Microspore massula rounded to triangular, containing one spherical trilete microspore; surface covered by irregularly distributed multibarbed glochidia. Vegetative parts unknown. |
Measurements
No measurements are available
No ecological data are available
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous - Early/Lower Paleocene | Argentina (Chubut) | P. patagonica (195707) | |
| Maastrichtian | Argentina (Chubut) | P. patagonica (31653 199410 239890 239891) |