Anderson, Sydney, 1927-Hubbard, John Patrick, 1935-2005-10-062005-10-061971http://hdl.handle.net/2246/26688 p. : 1 ill., map ; 24 cm.Includes bibliographical references (p. 8).690226 bytesapplication/pdfen-USQL1 .A436 no.2460, 1971Microtus pennsylvanicus -- New Mexico -- Catron CountyMicrotus pennsylvanicus -- Mexico -- Chihuahua (State)Rodent populations -- New Mexico -- Catron County.Rodent populations -- Mexico -- Chihuahua (State)Relicts (Biology) -- New Mexico -- Catron County.Relicts (Biology) -- Mexico -- Chihuahua (State)Voles -- New Mexico -- Catron CountyVoles -- Mexico -- Chihuahua (State)Mammals -- New Mexico -- Catron CountyMammals -- Mexico -- Chihuahua (State)text