Rodentia

Order Rodentia
Taxonomic classification

The order Rodentia (rodents) is a diverse group of mammals containing a little over 40% of all mammal species (Mammal Diversity Database, 2025). The group is characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. Species found in the United States are listed below.

Available taxon pages

The following suborders are available on WhiskerWiki for this order:

• Suborder: Hystricomorpha
  • Infraorder: Hystricognathi
    • Superfamily: Erethizontoidea
      • Family: Erethizontidae
        • Subfamily: Erethizontinae
          • Tribe: No information
            • Genus: Erethizon
              • Subgenus: No information
                • Erethizon dorsatum
    • Superfamily: Octodontoidea
      • Family: Echimyidae
        • Subfamily: Echimyinae
          • Tribe: Myocastorini
            • Genus: No information
              • Subgenus: Myocastor
                • Myocastor coypus
• Suborder: Sciuromorpha
  • Infraorder: No information
    • Superfamily: No information
      • Family: Aplodontiidae
        • Subfamily: Aplodontiinae
          • Tribe: No information
            • Genus: Aplodontia
              • Subgenus: No information
                • Aplodontia rufa
      • Family: Sciuridae
        • Subfamily: Xerinae
          • Tribe: Marmotini
            • Genus: Ammospermophilus
              • Subgenus: No information
                • Ammospermophilus harrisii
                • Ammospermophilus interpres
                • Ammospermophilus leucurus
                • Ammospermophilus nelsoni
            • Genus: Callospermophilus
              • Subgenus: No information
                • Callospermophilus lateralis
                • Callospermophilus saturatus
            • Genus: Cynomys
              • Subgenus: Leucocrossuromys
                • Cynomys gunnisoni
                • Cynomys leucurus
                • Cynomys parvidens
              • Subgenus: Cynomys
                • Cynomys ludovicianus
            • Genus: Ictidomys
              • Subgenus: No information
                • Ictidomys parvidens
                • Ictidomys tridecemlineatus
            • Genus: Marmota
              • Subgenus: Marmota
                • Marmota broweri
                • Marmota monax
              • Subgenus: Petromarmota
                • Marmota caligata
                • Marmota flaviventris
                • Marmota olympus
            • Genus: Otospermophilus
              • Subgenus: No information
                • Otospermophilus beecheyi
                • Otospermophilus douglasii
                • Otospermophilus variegatus
            • Genus: Poliocitellus
              • Subgenus: No information
                • Poliocitellus franklinii
            • Genus: Urocitellus
              • Subgenus: No information
                • Urocitellus armatus
                • Urocitellus beldingi
                • Urocitellus brunneus
                • Urocitellus canus
                • Urocitellus columbianus
                • Urocitellus elegans
                • Urocitellus idahoensis
                • Urocitellus mollis
                • Urocitellus parryii
                • Urocitellus richardsonii
                • Urocitellus townsendii
                • Urocitellus washingtoni
            • Genus: Xerospermophilus
              • Subgenus: No information
                • Xerospermophilus mohavensis
                • Xerospermophilus spilosoma
                • Xerospermophilus tereticaudus
          • Tribe: Tamiini
            • Genus: Neotamias
              • Subgenus: No information
                • Neotamias alpinus
                • Neotamias amoenus
                • Neotamias canipes
                • Neotamias cinereicollis
                • Neotamias cratericus
                • Neotamias dorsalis
                • Neotamias grisescens
                • Neotamias merriami
                • Neotamias minimus
                • Neotamias obscurus
                • Neotamias ochrogenys
                • Neotamias palmeri
                • Neotamias panamintinus
                • Neotamias quadrimaculatus
                • Neotamias quadrivittatus
                • Neotamias ruficaudus
                • Neotamias rufus
                • Neotamias senex
                • Neotamias siskiyou
                • Neotamias sonomae
                • Neotamias speciosus
                • Neotamias townsendii
                • Neotamias umbrinus
            • Genus: Tamias
              • Subgenus: No information
                • Tamias striatus
        • Subfamily: Sciurinae
          • Tribe: Pteromyini
            • Genus: Glaucomys
              • Subgenus: No information
                • Glaucomys oregonensis
                • Glaucomys sabrinus
                • Glaucomys volans
          • Tribe: Sciurini
            • Genus: Sciurus
              • Subgenus: Hesperosciurus
                • Sciurus aberti
                • Sciurus griseus
              • Subgenus: Parasciurus
                • Sciurus arizonensis
                • Sciurus nayaritensis
                • Sciurus niger
              • Subgenus: Neosciurus
                • Sciurus carolinensis
            • Genus: Tamiasciurus
              • Subgenus: No information
                • Tamiasciurus douglasii
                • Tamiasciurus fremonti
                • Tamiasciurus hudsonicus
            • Genus: No information
              • Subgenus: Sciurus
                • Sciurus aureogaster
• Suborder: Supramyomorpha
  • Infraorder: Castorimorphi
    • Superfamily: Castoroidea
      • Family: Castoridae
        • Subfamily: Castorinae
          • Tribe: No information
            • Genus: Castor
              • Subgenus: No information
                • Castor canadensis
    • Superfamily: Geomyoidea
      • Family: Geomyidae
        • Subfamily: Geomyinae
          • Tribe: Geomyini
            • Genus: Cratogeomys
              • Subgenus: No information
                • Cratogeomys castanops
            • Genus: Geomys
              • Subgenus: Geomys
                • Geomys arenarius
                • Geomys attwateri
                • Geomys brazensis
                • Geomys breviceps
                • Geomys bursarius
                • Geomys jugossicularis
                • Geomys knoxjonesi
                • Geomys lutescens
                • Geomys mobilensis
                • Geomys personatus
                • Geomys pinetis
                • Geomys streckeri
                • Geomys texensis
          • Tribe: Thomomyini
            • Genus: Megascapheus
              • Subgenus: No information
                • Megascapheus baileyi
                • Megascapheus bottae
                • Megascapheus bulbivorus
                • Megascapheus connectens
                • Megascapheus fulvus
                • Megascapheus laticeps
                • Megascapheus nigricans
                • Megascapheus ruidosae
                • Megascapheus townsendii
                • Megascapheus umbrinus
            • Genus: Thomomys
              • Subgenus: No information
                • Thomomys clusius
                • Thomomys idahoensis
                • Thomomys mazama
                • Thomomys monticolus
                • Thomomys talpoides
      • Family: Heteromyidae
        • Subfamily: Perognathinae
          • Tribe: No information
            • Genus: Chaetodipus
              • Subgenus: No information
                • Chaetodipus baileyi
                • Chaetodipus californicus
                • Chaetodipus collis
                • Chaetodipus eremicus
                • Chaetodipus fallax
                • Chaetodipus formosus
                • Chaetodipus hispidus
                • Chaetodipus intermedius
                • Chaetodipus penicillatus
                • Chaetodipus rudinoris
                • Chaetodipus spinatus
            • Genus: Perognathus
              • Subgenus: Cricetodipus
                • Perognathus alticolus
                • Perognathus mollipilosus
                • Perognathus parvus
              • Subgenus: Perognathus
                • Perognathus amplus
                • Perognathus fasciatus
                • Perognathus flavescens
                • Perognathus flavus
                • Perognathus inornatus
                • Perognathus longimembris
                • Perognathus merriami
        • Subfamily: Dipodomyinae
          • Tribe: No information
            • Genus: Dipodomys
              • Subgenus: No information
                • Dipodomys agilis
                • Dipodomys californicus
                • Dipodomys compactus
                • Dipodomys deserti
                • Dipodomys elator
                • Dipodomys heermanni
                • Dipodomys ingens
                • Dipodomys merriami
                • Dipodomys microps
                • Dipodomys nitratoides
                • Dipodomys ordii
                • Dipodomys panamintinus
                • Dipodomys simulans
                • Dipodomys spectabilis
                • Dipodomys stephensi
                • Dipodomys venustus
            • Genus: Microdipodops
              • Subgenus: Microdipodops
                • Microdipodops albiventer
                • Microdipodops megacephalus
                • Microdipodops oregonus
                • Microdipodops polionotus
              • Subgenus: Psammophilomys
                • Microdipodops pallidus
                • Microdipodops ruficollaris
        • Subfamily: Heteromyinae
          • Tribe: No information
            • Genus: Heteromys
              • Subgenus: Liomys
                • Heteromys irroratus
  • Infraorder: Myomorphi
    • Superfamily: Dipodoidea
      • Family: Zapodidae
        • Subfamily: No information
          • Tribe: No information
            • Genus: Napaeozapus
              • Subgenus: No information
                • Napaeozapus abietorum
                • Napaeozapus insignis
            • Genus: Zapus
              • Subgenus: No information
                • Zapus hudsonius
                • Zapus luteus
                • Zapus montanus
                • Zapus oregonus
                • Zapus pacificus
                • Zapus princeps
                • Zapus saltator
                • Zapus trinotatus
    • Superfamily: Muroidea
      • Family: Cricetidae
        • Subfamily: Arvicolinae
          • Tribe: Arvicolini
            • Genus: Alexandromys
              • Subgenus: Oecomicrotus
                • Alexandromys oeconomus
            • Genus: Lemmiscus
              • Subgenus: No information
                • Lemmiscus curtatus
            • Genus: Microtus
              • Subgenus: Mynomes
                • Microtus abbreviatus
                • Microtus californicus
                • Microtus canicaudus
                • Microtus chrotorrhinus
                • Microtus drummondii
                • Microtus dukecampbelli
                • Microtus longicaudus
                • Microtus mogollonensis
                • Microtus montanus
                • Microtus ochrogaster
                • Microtus oregoni
                • Microtus pennsylvanicus
                • Microtus pinetorum
                • Microtus richardsoni
                • Microtus townsendii
                • Microtus xanthognathus
          • Tribe: Pliophenacomyini
            • Genus: Arborimus
              • Subgenus: No information
                • Arborimus albipes
                • Arborimus longicaudus
                • Arborimus pomo
            • Genus: Phenacomys
              • Subgenus: No information
                • Phenacomys intermedius
                • Phenacomys ungava
          • Tribe: Clethrionomyini
            • Genus: Clethrionomys
              • Subgenus: No information
                • Clethrionomys californicus
                • Clethrionomys gapperi
                • Clethrionomys rutilus
          • Tribe: Dicrostonychini
            • Genus: Dicrostonyx
              • Subgenus: Dicrostonyx
                • Dicrostonyx groenlandicus
                • Dicrostonyx nelsoni
                • Dicrostonyx unalascensis
          • Tribe: Lemmini
            • Genus: Lemmus
              • Subgenus: No information
                • Lemmus nigripes
                • Lemmus trimucronatus
            • Genus: Mictomys
              • Subgenus: Mictomys
                • Mictomys borealis
            • Genus: Synaptomys
              • Subgenus: Synaptomys
                • Synaptomys cooperi
          • Tribe: Ondatrini
            • Genus: Neofiber
              • Subgenus: No information
                • Neofiber alleni
            • Genus: Ondatra
              • Subgenus: No information
                • Ondatra zibethicus
        • Subfamily: Neotominae
          • Tribe: Baiomyini
            • Genus: Baiomys
              • Subgenus: No information
                • Baiomys taylori
          • Tribe: Neotomini
            • Genus: Neotoma
              • Subgenus: No information
                • Neotoma albigula
                • Neotoma bryanti
                • Neotoma cinerea
                • Neotoma devia
                • Neotoma floridana
                • Neotoma fuscipes
                • Neotoma lepida
                • Neotoma leucodon
                • Neotoma macrotis
                • Neotoma magister
                • Neotoma mexicana
                • Neotoma micropus
                • Neotoma stephensi
          • Tribe: Ochrotomyini
            • Genus: Ochrotomys
              • Subgenus: No information
                • Ochrotomys nuttalli
          • Tribe: Onychomyini
            • Genus: Onychomys
              • Subgenus: No information
                • Onychomys arenicola
                • Onychomys leucogaster
                • Onychomys torridus
          • Tribe: Peromyscini
            • Genus: Peromyscus
              • Subgenus: No information
                • Peromyscus attwateri
                • Peromyscus boylii
                • Peromyscus californicus
                • Peromyscus crinitus
                • Peromyscus eremicus
                • Peromyscus fraterculus
                • Peromyscus gambelii
                • Peromyscus gossypinus
                • Peromyscus gratus
                • Peromyscus keeni
                • Peromyscus labecula
                • Peromyscus laceianus
                • Peromyscus leucopus
                • Peromyscus maniculatus
                • Peromyscus merriami
                • Peromyscus nasutus
                • Peromyscus polionotus
                • Peromyscus sonoriensis
                • Peromyscus truei
                • Peromyscus melanotis
            • Genus: Podomys
              • Subgenus: No information
                • Podomys floridanus
          • Tribe: Reithrodontomyini
            • Genus: Reithrodontomys
              • Subgenus: Reithrodontomys
                • Reithrodontomys fulvescens
                • Reithrodontomys humulis
                • Reithrodontomys megalotis
                • Reithrodontomys montanus
                • Reithrodontomys raviventris
        • Subfamily: Sigmodontinae
          • Tribe: Oryzomyini
            • Genus: Oryzomys
              • Subgenus: No information
                • Oryzomys couesi
                • Oryzomys palustris
                • Oryzomys texensis
          • Tribe: Sigmodontini
            • Genus: Sigmodon
              • Subgenus: No information
                • Sigmodon arizonae
                • Sigmodon fulviventer
                • Sigmodon hispidus
                • Sigmodon ochrognathus
      • Family: Muridae
        • Subfamily: Murinae
          • Tribe: Rattini
            • Genus: No information
              • Subgenus: Rattus
                • Rattus rattus
                • Rattus norvegicus
          • Tribe: Murini
            • Genus: No information
              • Subgenus: Mus
                • Mus musculus

References

Mammal Diversity Database. (2025). Mammal Diversity Database (Version 2.3) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.17033774