Cotton rat
| Cotton rats Temporal range: Early Pliocene - Recent
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| Hispid cotton rat (Sigmodon hispidus) | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Cricetidae |
| Subfamily: | Sigmodontinae |
| Tribe: | Sigmodontini Wagner, 1843 |
| Genus: | Sigmodon Say & Ord, 1825 |
| Type species | |
Sigmodon hispidus[1] | |
| Species | |
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A cotton rat is any member of the
distributed in the Southwestern United States, Mexico, Central America, and South American countries of: Venezuela, Ecuador, Colombia, Peru, Brazil, Guyana, and Suriname
. Many of the species are found in Mexico.
They are primarily herbivores. The molars of cotton rats are S-shaped when viewed from above. The genus name literally means S-tooth.
Sigmodon hispidus was the first model organism to be used in polio research.
Classification
- Genus Sigmodon
- Subgenus Sigmodon
- Sigmodon hispidus species group
- Sigmodon alleni- Allen's cotton rat
- Sigmodon arizonae- Arizona cotton rat
- Sigmodon hirsutus- Southern cotton rat
- Sigmodon hispidus- Hispid cotton rat
- Sigmodon mascotensis- Jaliscan cotton rat
- Sigmodon ochrognathus- Yellow-nosed cotton rat
- Sigmodon planifrons- Miahuatlán cotton rat
- Sigmodon toltecus- Toltec cotton rat
- Sigmodon zanjonensis- montane cotton rat
- Sigmodon fulviventer species group
- Sigmodon fulviventer- tawny-bellied cotton rat
- Sigmodon inopinatus- unexpected cotton rat
- Sigmodon leucotis- white-eared cotton rat
- Sigmodon peruanus- Peruvian cotton rat
- Sigmodon hispidus species group
- Subgenus Sigmomys
- Sigmodon alstoni- Alston's cotton rat
- Subgenus Sigmodon
References
- OCLC 62265494.
- ^ "Cotton Rat | National Environmental Health Association: NEHA". www.neha.org. Retrieved 2021-08-04.
- ^ "Sigmodon hispidus". www.fs.fed.us. Retrieved 2021-08-04.
External links
| Authority control databases: National |
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