Macrotarsius siegerti

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
- MacrotarsiusPBDB
- Diet
- insectivorePBDB, for Omomyidae
- Life habit
- arborealPBDB, for Omomyidae
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- terrestrialPBDB, for Omomyidae
Time the record covers
At most 8.9 million years on record.
Every occurrence read is dated to somewhere between 45.9 Mya and 37 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
8 occurrences of Macrotarsius siegerti 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
8 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
2 formations
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The named rock units Macrotarsius siegerti has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Macrotarsius siegerti and its relatives
EoceneWhere Macrotarsius siegerti and its relatives were recorded in the Eocene.
Found in the same rock
77 taxa- Hyopsodus uintensis7 sites
- Centetodon hendryi6 sites
- Herpetotherium innominatum6 sites
- Herpetotherium knighti6 sites
- Nanodelphys huntii6 sites
- Colodon woodi5 sites
- Epihippus gracilis5 sites
- Galericinae5 sites
- Ectypodus lovei4 sites
- Herpetotherium marsupium4 sites
- Leptotomus guildayi4 sites
- Microparamys dubius4 sites
- Nyctitherium christopheri4 sites
- Peradectes californicus4 sites
- Soricidae4 sites
- Ankylodon3 sites
- Auxontodon3 sites
- Diplobunops matthewi3 sites
- Domnina gradata3 sites
- Heteraletes leotanus3 sites
- Mytonolagus petersoni3 sites
- Oligoryctes3 sites
- Pseudocylindrodon3 sites
- Rapamys wilsoni3 sites
The Paleobiology Database records 8 sites for Macrotarsius siegerti, 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- Paleontology and geology of the Badwater Creek area, central Wyoming Part 15. Review of the late Eocene primates from Wyoming and Utah, and the Plesitarsiiformes5
- Paleontology and Correlation of the Eocene Tepee Trail and Wiggins Formations in the North Fork of Owl Creek Area, Southeastern Absaroka Range, Hot Springs County, Wyoming2
- The paleontology and geology of the Badwater Creek area, central Wyoming1
Each of the 8 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. 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

Picture of Macrotarsius siegerti
- 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 Macrotarsius siegerti 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 itMacrotarsius through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Robinson 1968