Order Rodentia - Family Muridae Author Guy G. Musser Author Michael D. Carleton text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 501 755 book chapter http://doi.org/10.5281/zenodo.7353098 1-56098-217-9 7353098 Geoxus Thomas, 1919 . Ann. Mag. Nat. Hist., ser. 9, 3:207 . TYPE SPECIES: Oxymycterus valdivianus Philippi, 1858 . COMMENTS: Akodontine. Revised by Osgood (1925 , 1943 ) as part of Notiomys — see remarks under Chelemys .