Hutchemys sterea
No picture of Hutchemys sterea 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 Hutchemys sterea, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- HutchemysPBDB
- Diet
- omnivorePBDB, for Cryptodira
- Life habit
- aquaticPBDB, for Cryptodira
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- freshwaterPBDB, for Cryptodira
Time the record covers
At most 8.8 million years on record.
Every occurrence read is dated to somewhere between 72.2 Mya and 63.4 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
13 occurrences of Hutchemys sterea 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
13 occurrences- Late Cretaceous62%
- Paleocene38%
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
3 formations
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The named rock units Hutchemys sterea has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Hutchemys sterea and its relatives
Late CretaceousWhere Hutchemys sterea and its relatives were recorded in the Late Cretaceous.
Found in the same rock
95 taxa- Baenidae3 sites
- Habrosaurus dilatus3 sites
- Trionychidae3 sites
- Basilemys2 sites
- Brachychampsa montana2 sites
- Chelydridae2 sites
- Cimolestes incisus2 sites
- Didelphodon vorax2 sites
- Helopanoplia2 sites
- Melvius thomasi2 sites
- Richardoestesia isosceles2 sites
- Triceratops2 sites
- Acanthomorphata1 site
- Adocus1 site
- Adocus lineolatus1 site
- Albanerpeton galaktion1 site
- Albanerpeton nexuosus1 site
- Alphadon marshi1 site
- Alvarezsauridae1 site
- Ankylosauridae1 site
- Anzu wyliei1 site
- Aspideretes1 site
- Aspideretoides superstes1 site
- Axestemys infernalis1 site
The Paleobiology Database records 13 sites for Hutchemys sterea, 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
2 references- New soft-shelled turtles (Plastomeninae, Trionychidae, Testudines) from the Cretaceous and Paleocene of North America12
- A new species of trionychid turtle, Axestemys infernalis sp. nov., from the Late Cretaceous (Maastrichtian) Hell Creek and Lance formations of the Northern Great Plains, USA1
Each of the 13 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 content0
No picture of Hutchemys sterea 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 Hutchemys sterea, or no answer at all. This entry cannot say which.
No 3D scan of Hutchemys sterea was found in Smithsonian Open Access and Sketchfab.
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 itHutchemys through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Hutchison 2009)