IUCN                    IUCN avaliation for frogs of Phyllomedusa genus
PAM                     PresenceAbsence object for frogs of
                        Phyllomedusa genus
Phyllomedusa            Geographic distribution of Phyllomedusa genus
PresenceAbsence         PresenceAbsence Class
lets.addpoly            Add polygon coverage to a PresenceAbscence
                        object
lets.addvar             Add variables (in raster format) to a
                        PresenceAbscence object
lets.classvar           Frequency distribution of a variable within a
                        species' range
lets.correl             Compute correlogram based on the Moran's I
                        index
lets.distmat            Compute a geographic distance matrix
lets.field              Create species' values based on the species
                        co-occurrence within focal ranges
lets.gridirizer         Fits a grid into a PresenceAbsence object
lets.iucn               Download species' information from the IUCN
                        RedList online database (No longer supported)
lets.iucn.ha            Download species' habitat information from the
                        IUCN RedList online database (No longer
                        supported)
lets.iucn.his           Download species' temporal trend in
                        conservation status from the IUCN RedList
                        online database (No longer supported)
lets.iucncont           Transform IUCN RedList conservation status to
                        continuous values
lets.load               Load a PresenceAbsence object
lets.maplizer           Create a matrix summarizing species' attributes
                        within cells of a PresenceAbsence object
lets.midpoint           Compute the midpoint of species' geographic
                        ranges
lets.overlap            Compute pairwise species' geographic overlaps
lets.pamcrop            Crop a PresenceAbsence object based on an input
                        shapefile
lets.presab             Create a presence-absence matrix of species'
                        geographic ranges within a grid
lets.presab.birds       Create a presence-absence matrix of species'
                        geographic ranges within a grid for the
                        Birdlife spatial data
lets.presab.grid        Create a presence-absence matrix of species'
                        geographic ranges within a user's grid
                        shapefile (beta version)
lets.presab.points      Create a presence-absence matrix based on
                        species' point occurrences
lets.rangesize          Compute species' geographic range sizes
lets.save               Save a PresenceAbsence object
lets.shFilter           Filter species' shapefiles based on its
                        presence, origin, and season
lets.subsetPAM          Subset a PresenceAbsence object based on
                        species names
lets.summarizer         Summarize variable(s) values in a
                        presence-absence matrix within species' ranges
lets.transf             Transform values of a vector
letsR-package           Tools for Data Handling and Analysis in
                        Macroecology.
plot.PresenceAbsence    Plot an object of class PresenceAbsence
print.PresenceAbsence   Print for object of class PresenceAbsence
print.summary.PresenceAbsence
                        Print summary for object of class
                        PresenceAbsence
summary.PresenceAbsence
                        Summary for object of class PresenceAbsence
temp                    Avarege temperature raster for the world.
wrld_simpl              Simplified world country polygons
