Rodent
Rodents have a pair of continuously-growing incisors in their upper and lower jaws. They account for about 40% of all mammalian species, making them the largest order in the class.
#Families
- Abrocomidae
- Anomaluridae
- Bathyergidae
- Capromyidae
- Caviidae
- Chinchillidae
- Cricetidae
- Ctenodactylidae
- Ctenomyidae
- Cuniculidae
- Dasyproctidae
- Diatomyidae
- Dinomyidae
- Dipodidae
- Echimyidae
- Erethizontidae
- Geomyidae
- Gliridae
- Heteromyidae
- Hystricidae
- Murid
- Myocastoridae
- Nesomyidae
- Octodontidae
- Pedetidae
- Petromuridae
- Platacanthomyidae
- Sciuridae
- Spalacidae
- Thryonomyidae