Tardontia occidentale

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
- TardontiaPBDB
- Diet
- herbivorePBDB, for Aplodontiidae
- Life habit
- fossorialPBDB, for Aplodontiidae
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- terrestrialPBDB, for Eutheria
Time the record covers
At most 7.8 million years on record.
Every occurrence read is dated to somewhere between 12.5 Mya and 4.7 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
3 occurrences of Tardontia occidentale on record, most of them in the Miocene. 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
3 occurrencesThese 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 Tardontia occidentale 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.
Tardontia occidentale and its relatives
MioceneWhere Tardontia occidentale and its relatives were recorded in the Miocene.
Found in the same rock
33 taxa- Hypolagus fontinalis2 sites
- Aepycamelus bradyi1 site
- Alilepus hibbardi1 site
- Ammospermophilus junturensis1 site
- Anouroneomys minimus1 site
- Caninae1 site
- Copemys dentalis1 site
- Copemys esmeraldensis1 site
- Epicyon saevus1 site
- Eucastor malheurensis1 site
- Felidae1 site
- Hesperolagomys galbreathi1 site
- Hippotherium1 site
- Hystricops1 site
- Leptodontomys1 site
- Limnonyx1 site
- Macrognathomys nanus1 site
- Marmotini1 site
- Martes1 site
- Merychyus1 site
- Mustelidae1 site
- Mylagaulidae1 site
- Mystipterus1 site
- Perognathinae1 site
The Paleobiology Database records 3 sites for Tardontia occidentale, 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- Synonymies and reidentifications of North American fossil mammals1
- Pliocene mammals of southeast Oregon and adjacent Idaho1
- Evolution and Biogeography of the Aplodontid and Mylagaulid Rodents1
Each of the 3 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 Tardontia occidentale
- 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 Tardontia occidentale 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 itTardontia through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Macdonald 1956)