Serves for removing selected type or types of features from the structure of theme layer.
Before removing, a request to confirm removal will be displayed. Removing of a feature type from theme layer will not cause removing of this type from the corresponding map layer
Menu item Edit+Remove of the navigation window if feature type of theme layer is selected in the pane.
Menu item Edit+Remove of the window “Layers of theme” if feature type of layer of the browsed theme is selected in the pane.