Journal Hafner, M.S. 1977 28 July (cont) 6.5 km. S. Pátzcuaro, 2200 m., Michoacán, México. locality. We looked over the habitat between Pátzcuaro and Opopeo (about 15 km. S. Pátzcuaro) and noted much Thomomys and/or Pappogeomys evidence along the road cut. We returned along Hwy 120 to a point 1.7 mi. (by road) S of los Tangues (the above locality). Map of General Area: Pátzcuaro los Tangues Trap locality Hwy 120 Opopeo Map of Trap Site: Ranch House To Pátzcuaro Forested Hillside Plowed Field Forested Hillside gross meadow T= Thomomys P = Pappogeomys To Opopeo