app/admin.py

@@ -161,7 +161,7 @@ class RangeAdmin(admin.ModelAdmin):
                 ('range_name_map', 'select_300', 'gmba_narrow'),
                 ('range_name_ascii', 'GMBA_v1_id'),
                 ('latitude', 'longitude'),
-                ('mother_range', 'wiki_data_id', 'wiki_data_url', 'area'),
+                ('mother_range', 'countries', 'wiki_data_id', 'wiki_data_url', 'area'),
                 'feature',
                 'source',
                 'id',
@@ -174,10 +174,6 @@ class RangeAdmin(admin.ModelAdmin):
                 ('name_ru', 'name_tr', 'name_cn')
             )
         }),
-        ('Range Countries', {
-            'classes': ('collapse',),
-            'fields': ('countries',),
-        }),
         ('Comments', {
             'classes': ('collapse',),
             'fields': ('comments',),