alagomyidae animal anomalomyidae anomalure anomaluromorpha archetypomys arctic armintomys arvicolinae baiomys bathyergoides biological classification blesmol brucie cane rat carboniferous castoridae castorimorpha caviidae cephalomyidae chinchilla rat chinchillidae coypu cretaceous dna sequence dassie rat dasyproctidae dentition desert devonian diamantomyidae diatomyidae digital object identifier dinomyidae dipodidae dormouse eocardiidae eomyidae euarchontoglires eurymylidae eutheria eutypomyidae family fossil gerbil gestation giant hutia gobiomyidae grasshopper mouse gundi hamster heliscomyidae heteromyidae hutia hystricomorpha incisor insectivore ivanantonia jurassic kenyamyidae lemming mammal meadow vole miocene mountain beaver mouse-like hamster muridae muroidea muskrat mylagaulidae myomorpha myophiomyidae neoepiblemidae neotominae nesomyidae new world porcupine new world rats and mice octodontidae old world porcupine omnivore ordovician pack rat permian phiomyidae platacanthomyidae pleistocene pliocene pocket gopher rainforest rhizospalax rodent sciuridae sciuromorpha sigmodontinae silurian simimyidae spalacidae species spiny rat springhare triassic tsaganomyidae tuco-tuco tylomyinae vole zokor