genus Sigmodon

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Noun1.genus Sigmodon - American cotton rats
mammal genus - a genus of mammals
Cricetidae, family Cricetidae - mostly small New World rodents including New World mice and lemmings and voles and hamsters
cotton rat, Sigmodon hispidus - destructive long-haired burrowing rat of southern North America and Central America
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References in periodicals archive ?
Molecular systematics of the genus Sigmodon: results from mitochondrial and nuclear gene sequences.
Karyology, systematics and chromosomal evolution in the rodent genus Sigmodon. Publ.