GetSpeciesFromTaxon function http 403 error

[LunaSare]

R version 3.4.1 (2017-06-30)
Platform: x86_64-apple-darwin15.6.0 (64-bit)
Running under: macOS Sierra 10.12.6

Matrix products: default
BLAS: /Library/Frameworks/R.framework/Versions/3.4/Resources/lib/libRblas.0.dylib
LAPACK: /Library/Frameworks/R.framework/Versions/3.4/Resources/lib/libRlapack.dylib

locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] ape_4.1            rphylotastic_0.0.3 datelife_0.2.13   

loaded via a namespace (and not attached):
 [1] phangorn_2.2.0          deSolve_1.20            progress_1.1.2          subplex_1.4-1          
 [5] ips_0.0-7               splines_3.4.1           lattice_0.20-35         phytools_0.6-20        
 [9] expm_0.999-2            colorspace_1.3-2        survival_2.41-3         XML_3.98-1.9           
[13] rentrez_1.1.0           plyr_1.8.4              stringr_1.2.0           combinat_0.0-8         
[17] mvtnorm_1.0-6           coda_0.19-1             parallel_3.4.1          curl_2.8.1             
[21] sys_1.5                 urltools_1.6.0          triebeard_0.3.0         phylocomr_0.1.0        
[25] Rcpp_0.12.12            plotrix_3.6-5           clusterGeneration_1.3.4 scatterplot3d_0.3-40   
[29] jsonlite_1.5            abind_1.4-5             geiger_2.0.6            fastmatch_1.1-0        
[33] mnormt_1.5-5            digest_0.6.12           rncl_0.8.2              stringi_1.1.5          
[37] msm_1.6.4               animation_2.5           numDeriv_2016.8-1       grid_3.4.1             
[41] compare_0.2-6           quadprog_1.5-5          tools_3.4.1             magrittr_1.5           
[45] maps_3.2.0              bold_0.5.0              crul_0.3.8              pkgconfig_2.0.1        
[49] MASS_7.3-47             Matrix_1.2-10           xml2_1.1.1              prettyunits_1.0.2      
[53] assertthat_0.2.0        reshape_0.8.6           httr_1.3.1              R6_2.2.2               
[57] rotl_3.0.3.907          igraph_1.1.2            nlme_3.1-131            compiler_3.4.1        

Running all these:

GetSpeciesFromTaxon("Magnoliophyta")
GetSpeciesFromTaxon("Malvales")
GetSpeciesFromTaxon("Metatheria")
GetSpeciesFromTaxon("Chiroptera")

I get the following:
Error in open.connection(con, "rb") : HTTP error 403.