Azolla schopfii

via iDigBio · via iDigBio. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Sits inside
- AzollaPBDB
- Diet
- "photoautotroph"PBDB, for Streptophyta
Time the record covers
At most 10 million years on record.
Every occurrence read is dated to somewhere between 66 Mya and 56 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
4 occurrences of Azolla schopfii on record, most of them in the Paleocene. Bar height is expected occurrences, not a count: each fossil is spread across the span it is dated to, so a tall narrow bar means tight dating and a low wide one means loose.
When
4 occurrences- Paleocene100%
These are dates about fossils, not the animal: the record can only begin after it arose and end before it died out, so either end may reach further. Shares are expected occurrences: a fossil dated to a span is counted partly in each period it straddles. More on what this infers.
Found in
2 formations
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The named rock units Azolla schopfii has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Azolla schopfii and its relatives
PaleoceneWhere Azolla schopfii and its relatives were recorded in the Paleocene.
Found in the same rock
35 taxa- Amelanchites similis2 sites
- Dicotylophyllum anomalum2 sites
- Plantae2 sites
- Platanites canadensis2 sites
- Platanus2 sites
- Trochodendroides speciosa2 sites
- Ampelopsis acerifolia1 site
- Animalia1 site
- Archeampelos acerifolia1 site
- Azolla velus1 site
- Botrychium1 site
- Cercidiphyllum1 site
- Equisetum fluviatoides1 site
- Fokienia1 site
- Glyptostrobus1 site
- Glyptostrobus nordenskioldii1 site
- Mesocyparis borealis1 site
- Metasequoia occidentalis1 site
- Nordenskioldia borealis1 site
- Onoclea hesperia1 site
- Osmunda macrophylla1 site
- Paranymphaea crassifolia1 site
- Platanus raynoldsii1 site
- Porosia verrucosa1 site
The Paleobiology Database records 4 sites for Azolla schopfii, and this reads all of them. The number is how many of those sites it was catalogued from too. The 24 sharing the most are listed.
This is not a list of everything alive at the time. It is only what has come out of the same ground as this animal and been written down.
Entered from
3 references- Flora of the Ravenscrag Formation (Paleocene), Southwestern Saskatchewan, Canada2
- Megafossil flora from the Genesee Locality, Alberta, Canada1
- Vegetative remains of Azolla schopfii Dijkstra from Genesee, Alberta1
Each of the 4 occurrences read was entered from one of these publications, ordered by how many each accounts for. This is not a search for papers mentioning the name. Entries link to doi.org where the Paleobiology Database holds an identifier, and to its own record where it does not. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1

Picture of Azolla schopfii
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- not stated by the source
- Commercial use
- cannot be read from the licence given — check the record
No 3D scan of Azolla schopfii was found in Sketchfab.
Smithsonian Open Access and MorphoSource were not reached for this taxon, so this list is what the others held rather than everything there is.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itAzolla through timeFormations of the PaleoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Dijkstra 1961