Trachyleberis princeps
No picture of Trachyleberis princeps was found. Wikipedia, Wikidata and iDigBio were searched and had none. Smithsonian Open Access did not answer, so this is what the others held rather than everything there is. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Trachyleberis princeps, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- TrachyleberisPBDB
- Diet
- detritivore, grazerPBDB, for Podocopida
- Life habit
- epifaunalPBDB, for Podocopida
- Motility
- actively mobilePBDB, for Ostracoda
- Vision
- limitedPBDB, for Ostracoda
- Environment
- marinePBDB, for Ostracoda
Time the record covers
At most 11 million years on record.
Every occurrence read is dated to somewhere between 72.2 Mya and 61.66 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
4 occurrences of Trachyleberis princeps on record, most of them in the Late Cretaceous. 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- Late Cretaceous80%
- Paleocene21%
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
4 formations
- Jagüel Formation · Malargüe Group1
- Loncoche Formation · Malargüe Group1
- Jaguel Formation1
- La Colonia Formation1
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The named rock units Trachyleberis princeps has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Trachyleberis princeps and its relatives
Late CretaceousWhere Trachyleberis princeps and its relatives were recorded in the Late Cretaceous.
Found in the same rock
92 taxa- Cytherella araucana3 sites
- Pterygocythereis rocana3 sites
- Acanthocythereis abundans2 sites
- Cythereis excellens2 sites
- Cytherella utilis2 sites
- Cytherura2 sites
- Jonesia2 sites
- Paracypris2 sites
- Paracytheridea rionegrina2 sites
- Platycythereis velata2 sites
- Semicytherura argentinensis2 sites
- Wichmannella araucana2 sites
- Wichmannella cretacea2 sites
- Wichmannella magna2 sites
- Alabamina kaasschieteri1 site
- Aleisocythereis incerta1 site
- Allaruella racedense1 site
- Amphicytherura1 site
- Anebocythereis chubutiana1 site
- Anebocythereis cretacica1 site
- Anebocythereis spinosa1 site
- Apatoleberis noviprinceps1 site
- Argilloecia1 site
- Astacolus1 site
The Paleobiology Database records 4 sites for Trachyleberis princeps, 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
4 references- Microfauna del Cretácico superior y del Terciárico.1
- Ostracodos del cretacico superior de patagonia. Republica Argentina (Hoja 44e, valle general Racedo), Chubut.1
- Upper Cretaceous (middle Maastrichtian) ostracodes of Argentina1
- Upper Cretaceous (Lower Maastrichtian?) ostracodes from Argentina1
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 content0
No picture of Trachyleberis princeps was found. Wikipedia, Wikidata and iDigBio were searched and had none.
Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Trachyleberis princeps, or no answer at all. This entry cannot say which.
No 3D scan of Trachyleberis princeps 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 itTrachyleberis through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Bertels 1969