You searched for: Format Shapefile Remove constraint Format: Shapefile Subject Ecological regions Remove constraint Subject: Ecological regions Place Massachusetts Remove constraint Place: Massachusetts Place Arkansas Remove constraint Place: Arkansas Place Arizona Remove constraint Place: Arizona Year 2004 Remove constraint Year: 2004
2004. United States. Forest Service. This polygon shapefile is commonly called Bailey's ecoregions and shows ecosystems of regional extent in the United States, Puerto Rico, and the U.... National Atlas of the United States.