Completeness            Main function for STEP 1: Assessment of sample
                        completeness
Data_spider             Spider abundance data
Data_woody_plant        Incidence raw data
Evenness                Main function for STEP 4: Assessment of
                        evenness
ggCompleteness          ggplot for depicting sample completeness
                        profiles
ggEvenness              ggplot for depicting evenness profiles
iNEXT.4steps-package    Four-step biodiversity analysis based on iNEXT
iNEXT4steps             Main function for complete 4-step analysis
