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NATURAL HISTORY · CATALOGUE RECORD

Keen's Mouse

Peromyscus keeni (Rhoads, 1894)

Source-backed taxonomic record

Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.

Open encyclopedia reference

The northwestern deer mouse, northwestern deermouse, or Keen's mouse (Peromyscus keeni) is a species of rodent in the family Cricetidae. It is a species of the genus Peromyscus, a closely related group of New World mice often called "deermice".

Wikipedia contributors, Northwestern deer mouse; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T02:19:59.255861+00:00. This reference remains separate from the taxonomic record.

Identity & source status

Scientific name
Peromyscus keeni (Rhoads, 1894)
Name authority
(Rhoads, 1894)
Common name
Keen's Mouse
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Rodentia
Family
Cricetidae
Genus
Peromyscus
Extinction status
Recorded extant

Classification family tree

Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. megaclassTetrapoda
  8. classMammalia Linnaeus, 1758
  9. subclassTheria Parker & Haswell, 1897
  10. infraclassEutheria Gill, 1872
  11. orderRodentia Bowdich, 1821
  12. suborderMyomorpha Brandt, 1855
  13. superfamilyMuroidea Illiger, 1811
  14. familyCricetidae Fischer, 1817
  15. subfamilyNeotominae Merriam, 1894
  16. genusPeromyscus Gloger, 1841
  17. speciesPeromyscus keeni (Rhoads, 1894)

Close classified relatives

These entries share the source’s genus, Peromyscus. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Orizaba DeermousePeromyscus beatae Thomas, 1903CricetidaeChordataAccepted speciesRecorded extant
Perote DeermousePeromyscus bullatus Osgood, 1904CricetidaeChordataAccepted speciesRecorded extant
Burt's Deer MousePeromyscus caniceps Burt, 1932CricetidaeChordataAccepted speciesRecorded extant
Peromyscus carletoni Bradley et al., 2014CricetidaeChordataAccepted speciesRecorded extant
Cactus DeermousePeromyscus eremicus (Baird, 1857)CricetidaeChordataAccepted speciesRecorded extant
Eva's Desert MousePeromyscus eva Thomas, 1898CricetidaeChordataAccepted speciesRecorded extant
Northern Baja DeermousePeromyscus fraterculus (Miller, 1892)CricetidaeChordataAccepted speciesRecorded extant
Blackish Deer MousePeromyscus furvus J. A. Allen & Chapman, 1897CricetidaeChordataAccepted speciesRecorded extant
Cotton DeermousePeromyscus gossypinus (Le Conte, 1853)CricetidaeChordataAccepted speciesRecorded extant
Naked-eared Deer MousePeromyscus gymnotis Thomas, 1894CricetidaeChordataAccepted speciesRecorded extant
Southern Wood MousePeromyscus hylocetes Merriam, 1898CricetidaeChordataAccepted speciesRecorded extant
San Lorenzo DeermousePeromyscus interparietalis Burt, 1932CricetidaeChordataAccepted speciesRecorded extant

Browse 593 records assigned to Cricetidae.

Names & synonyms

Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.

Recorded nameSource status
Peromyscus sitkensis Merriam, 1897 Merriam, 1897synonym
Peromyscus maniculatus interdictus Anderson, 1932 Anderson, 1932synonym
Peromyscus maniculatus pluvialis McCabe & Cowan, 1945 McCabe & Cowan, 1945synonym
Peromyscus sitkensis oceanicus Cowan, 1935 Cowan, 1935synonym
Peromyscus maniculatus cancrivorus McCabe & Cowan, 1945 McCabe & Cowan, 1945synonym
Peromyscus maniculatus beresfordi Guiguet, 1955 Guiguet, 1955synonym
Peromyscus hylaeus Osgood, 1908 Osgood, 1908synonym
Peromyscus oreas Bangs, 1898 Bangs, 1898synonym
Peromyscus prevostensis Osgood, 1901 Osgood, 1901synonym
Sitomys macrorhinus Rhoads, 1894 Rhoads, 1894synonym
Peromyscus sitkensis isolatus Cowan, 1935 Cowan, 1935synonym
Peromyscus maniculatus keeni (Rhoads, 1894) (Rhoads, 1894)synonym
Peromyscus maniculatus maritimus McCabe & Cowan, 1945 McCabe & Cowan, 1945synonym
Peromyscus maniculatus sartinensis Guiguet, 1955 Guiguet, 1955synonym
Peromyscus maniculatus carli Guiguet, 1955 Guiguet, 1955synonym
Peromyscus maniculatus algidus Osgood, 1909 Osgood, 1909synonym
Peromyscus maniculatus doylei McCabe & Cowan, 1945 McCabe & Cowan, 1945synonym
Peromyscus maniculatus rubriventer McCabe & Cowan, 1945 McCabe & Cowan, 1945synonym

Documented distribution

Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.

North America

Source literature & publication evidence

References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.

  1. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=552497 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references

Origins, evidence & remaining research

Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.

Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record. A suitable sourced image remains to be added.

Dataset citation & attribution

This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11

Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.

Stable key: col:6V5NM. Classification follows source parent identifiers. English common names may vary by region.