GADM_spoly              Get SpatialPolygons of countries at distinct
                        administrative levels
LAEA_projection         Prepare Equal-Area or Equidistant Projection
adm_area_names          List of names of administrative areas form the
                        GADM data base
adm_boundaries          Example SpatialPolygonsDataFrame of country
                        boundaries
aoo                     Area of occupancy of a species as defined by
                        the IUCN
buffer_range            Example of sp_range* object based on buffers
clusters                Finds clusters for SpatialPointsDataFrame based
                        on distinct methods
country_codes           List of country names and ISO codes
cvehull_range           Example of sp_range* object based on concave
                        hulls
cxhull_range            Example of sp_range* object based on convex
                        hulls
eoo                     Extent of occurrence of a species based on
                        convex hull polygons
geobuffer_points        Geodesic buffer for unprojected points
hull_polygon            Convex or concave hull polygons from spatial
                        points
keep_big_polygons       Exclude small polygons from SpatialPolygons
                        object
north_arrow             Helper to add north arrow to map plots
occ_d                   Occurrence records for the species Dasypus
                        kappleri
occ_f                   Occurrence records for the species Peltophryne
                        fustiger
occ_p                   Occurrence records for the species Peltophryne
                        empusa
occ_train               Occurrence records for the species Amblyomma
                        americanum
plot_ranges             Helper to plot multiple ranges on top of
                        environmental layers
rangemap                rangemap: Simple Tools for Defining Species
                        Ranges
rangemap_boundaries     Species distributional ranges based on
                        administrative boundaries
rangemap_buffer         Species distributional ranges based on buffered
                        occurrences
rangemap_enm            Species distributional ranges based on
                        ENMs/SDMs outputs
rangemap_explore        Exploring occurrences before creating range
                        maps
rangemap_hull           Species distributional ranges based on convex
                        or concave hull polygons
rangemap_plot           Plot of sp_range* objects
rangemap_tsa            Species distributional ranges based on trend
                        surface analyses
ranges_emaps            Plots of species ranges on maps of
                        environmental variables
ranges_espace           Comparison of species ranges in environmental
                        space
simple_wmap             Get a simplified SpatialPolygonsDataFrame of
                        the world
sp_model                An ecological niche model created with Maxent
sp_range                An S4 class to organize data and results of
                        sp_range* objects
spdf_range              Example SpatialPolygonsDataFrame of a species
                        range
summary                 Summary of attributes and results
variables               A set of environmental variables for examples
