Duplexdens
No picture of Duplexdens was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Duplexdens, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- ScombroideiPBDB
- Motility
- actively mobilePBDB, for Osteichthyes
Time the record covers
At most 8 million years on record.
The one occurrence read is dated to somewhere between 56 Mya and 48.07 Mya, which is a dating window rather than a span.
1 occurrence of Duplexdens on record, most of them in the Eocene. 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
1 occurrences- Eocene100%
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
1 formation
- London Clay Formation · Thames Group1
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The named rock units Duplexdens has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Duplexdens and its relatives
EoceneWhere Duplexdens and its relatives were recorded in the Eocene.
Found in the same rock
96 taxa- ? Congorhynchus elliotti1 site
- Acanthocybiinae1 site
- Acanthocybium1 site
- Acestrus ornatus1 site
- Acipenser1 site
- Acipenser toliapicus1 site
- Aglyptorhynchus sulcatus1 site
- Aglyptorhynchus venablesi1 site
- Albula oweni1 site
- Ampheristus toliapicus1 site
- Argillichthys toombsi1 site
- Argillipes1 site
- Argillipes aurorum1 site
- Aulopopsis depressifrons1 site
- Aulopopsis egertoni1 site
- Beerichthys1 site
- Beerichthys ingens1 site
- Bramoides brieni1 site
- Brychaetus muelleri1 site
- Bucklandium diluvii1 site
- Clupeiformes1 site
- Cylindracanthus rectus1 site
- Dasornis emuinus1 site
- Dasornis toliapica1 site
The Paleobiology Database records 1 site for Duplexdens, 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
1 referenceEach of the 1 occurrence 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. Each entry links to doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
No picture of Duplexdens was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Duplexdens, or no answer at all. This entry cannot say which.
MorphoSource was 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 itScombroidei through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Monsch 2004