Biogeographic regionalization of the Neotropical region: New map and shapefile

We provide a map and shapefile of the 57 biogeographic provinces of the Neotropical region. Recognition of these provinces is based on their endemic species, but their delimitation on the map is based on ecoregions combining climatic, geological, and biotic criteria. These provinces belong to the Antillean, Brazilian and Chacoan subregions, and the Mexican and South American transition zones. We provide a vector file of the biogeographical regionalization by converting the map into a polygon shapefile and a raster file with all provinces.

Automated summary

This study provides a map and shapefile of the 57 biogeographic provinces in the Neotropical region. The provinces are recognized based on their endemic species, and their delimitation on the map takes into account climatic, geological, and biotic criteria. The provinces belong to different subregions and transition zones in the region.