Reithrodontomys humulis
The eastern harvest mouse is a species of rodent in the family Cricetidae. It is endemic to the Southeastern United States. Its natural habitats are subtropical or tropical seasonally wet or flooded lowland grassland, swamps, and pastureland.

U. S. Forest Service · Public Domain · via Wikipedia/Commons. 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- Also called
- eastern harvest mousePBDB
- Sits inside
- ReithrodontomysPBDB
- Diet
- herbivorePBDB, for Rodentia
- Life habit
- ground dwellingPBDB, for Rodentia
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- terrestrialPBDB, for Eutheria
Time the record covers
At least 81 thousand years on record.
The record covers at least 210 ka to 129 ka. No occurrence read is dated outside 2.58 Mya to 11.7 ka.
10 occurrences of Reithrodontomys humulis on record, most of them in the Pleistocene. The Paleobiology Database records this as a living group. 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
10 occurrences- Pleistocene100%
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
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The named rock units Reithrodontomys humulis has been recovered from, largest first. Drawn where the rock is now, not where it formed. 9 occurrences have no formation on record, which is common for older literature.
Reithrodontomys humulis and its relatives
PleistoceneWhere Reithrodontomys humulis and its relatives were recorded in the Pleistocene.
Found in the same rock
465 taxa- Hemiauchenia macrocephala6 sites
- Odocoileus virginianus6 sites
- Cryptotis parva5 sites
- Geomys pinetis5 sites
- Gopherus polyphemus5 sites
- Neofiber alleni5 sites
- Oryzomys palustris5 sites
- Rallus elegans5 sites
- Scalopus aquaticus5 sites
- Sigmodon hispidus5 sites
- Tapirus (Helicotapirus) veroensis5 sites
- Aenocyon dirus4 sites
- Blarina carolinensis4 sites
- Dasypus bellus4 sites
- Didelphis virginiana4 sites
- Equus4 sites
- Mammuthus columbi4 sites
- Megascops asio4 sites
- Neotoma floridana4 sites
- Zenaida macroura4 sites
- Chelydra serpentina3 sites
- Emydidae3 sites
- Falco sparverius3 sites
- Holmesina septentrionalis3 sites
The Paleobiology Database records 10 sites for Reithrodontomys humulis, 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
9 references- Late Pleistocene (Rancholabrean) records of the harvest mouse (Reithrodontomys) in Florida2
- Pleistocene Rodents from Southeast Georgia1
- Early Irvingtonian (latest Pliocene) rodents from Inglis 1C, Citrus County, Florida1
- Historical Biogeography of Florida Pleistocene Mammals1
- Mammals from the Kanopolis Local Fauna, Pleistocene (Yarmouth) of Ellsworth County, Kansa1
- Fossil mammals from the Coleman IIA fauna, Sumter County1
- Chronology of Florida Pleistocene mammals1
- Pleistocene vertebrates of the Los Angeles basin and vicinity:(exclusive of Rancho La Brea)1
- Additions to the Pleistocene of Florida1
Each of the 10 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 Reithrodontomys humulis
- Source
- Wikipedia/Commons
- Credit
- U. S. Forest Service
- Licence
- Public Domain
- Commercial use
- the licence allows it
No 3D scan of Reithrodontomys humulis was found in MorphoSource and Sketchfab.
Smithsonian Open Access was not reached for this taxon, so this list is what the others held rather than everything there is.
The description on this site
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itReithrodontomys through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Audubon and Bachman 1841)