Stanford Geospatial CenterThis polygon shapefile is an index to the map series '1:250 000-scale map of Gulf Coast ecological inventory,.' The maps were originally created by the U.S. Fish and Wildlife Service in 1982. This layer provides an index map that can be used to locate individual scanned map sheets.Shapefilehttps://purl.stanford.edu/yx583ws5029engStanford Digital RepositoryPublicGrids (Cartography)Index mapsBoundaries1:250 000-scale map of Gulf Coast ecological inventoryDatasetsGulf Coast (U.S.)1982Stanford