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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Azollopsis
Taxonomy
Azollopsis was named by Hall (1968). It is not extant. It is considered to be a form taxon.
It was assigned to Azollaceae by Hall (1968), Barreda et al. (2012), Santamarina et al. (2020).
It was assigned to Azollaceae by Hall (1968), Barreda et al. (2012), Santamarina et al. (2020).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Azollopsis Hall |
| 2012 | Azollopsis Barreda et al. |
| 2020 | Azollopsis Santamarina et al. p. 53 |
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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. †Azollopsis Hall 1968
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†Azollopsis intermedia Sweet and Hills 1974
†Azollopsis tormentosa Hall 1968
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Middle Campanian to the top of the Wasatchian or 83.60000 to 51.10000 Ma
Collections (43 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous - Early/Lower Paleocene | Argentina (Chubut) | A. intermedia (195707) | |
| Campanian | Canada (Alberta) | A. coccoides (32997 34161 34262 34270 34271 34274) A. intermedia (34157 34158 34160 34162) A. pusilla (34155 34156) | |
| Middle Campanian | Canada (Alberta) | A. intermedia (34154 34275 34288 34289 34290) A. pusilla (34045) A. pusilla, A. intermedia (34044 34046 34047 34283) | |
| Middle Campanian - Late/Upper Campanian | USA (Montana) | A. coccoides (32404) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | Argentina (Mendoza) | A. polyancyra (168549) | |
| Early/Lower Maastrichtian | Canada (Alberta) | A. tomentosa (34163 34164 34166) | |
| Late/Upper Maastrichtian | Argentina (Chubut) | A. tormentosa (151452) | |
| Maastrichtian | Argentina (Chubut) | A. intermedia (199410 239890 239891) A. sp. (239875) | |
| Maastrichtian | USA (Montana) | A. tomentosa (32405) | |
| Maastrichtian | Argentina (Santa Cruz) | A. sp. (234760) | |
| Maastrichtian | Canada (Nunavut) | A. sp. (32600) | |
| Late/Upper Maastrichtian - Early/Lower Paleocene | Canada (Alberta) | A. spinata (34291 34293 34295) | |
| Maastrichtian - Paleocene | Canada (Alberta) | A. tomentosa (34165 34292) | |
| Danian | Argentina (Chubut) | A. tomentosa, A. tormentosa, A. intermedia (152264) | |
| Wasatchian | USA (North Dakota) | A. tomentosa (34108) |