Subspecies and Distribution. N.b.bryantiMerriam,1887—Sthree-fourthsoftheBajaCaliforniaPeninsulaandsurroundingIsofCedros,Magdalena,Margaritas,Coronados,Carmen,Danzante,SanJosé,SanFrancisco,Partida,andEspirituSanto(NWMexico). N.b.anthony:J.A.Allen,1898—knownonlyfromTodosSantosI,BajaCaliforniaSurState(NWMexico). N.b.intermediaRhoads,1894—fromEofSanFranciscoBayinCWCalifornia(WUSA)StotheNone-fourthofBajaCaliforniaPeninsula(NWMexico). N.b.marcosensisBurt,1932—knownonlyfromSanMarcosI,BajaCaliforniaSurState(NWMexico). N. b. martinensis Goldman, 1905 — known only from San Martin I, Baja California State (NW Mexico). in Cricetidae

Subspecies and Distribution. N.b.bryantiMerriam,1887—Sthree-fourthsoftheBajaCaliforniaPeninsulaandsurroundingIsofCedros,Magdalena,Margaritas,Coronados,Carmen,Danzante,SanJosé,SanFrancisco,Partida,andEspirituSanto(NWMexico). N.b.anthony:J.A.Allen,1898—knownonlyfromTodosSantosI,BajaCaliforniaSurState(NWMexico). N.b.intermediaRhoads,1894—fromEofSanFranciscoBayinCWCalifornia(WUSA)StotheNone-fourthofBajaCaliforniaPeninsula(NWMexico). N.b.marcosensisBurt,1932—knownonlyfromSanMarcosI,BajaCaliforniaSurState(NWMexico). N. b. martinensis Goldman, 1905 — known only from San Martin I, Baja California State (NW Mexico).Published as part of Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, pp. 204-535 in Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona :Lynx Edicions on page 361, DOI: 10.5281/zenodo.670714