International Code of Area Nomenclature (ICAN)
Overview
Biogeography
Biogeography is the study of the distribution of species , organisms, and ecosystems in space and through geological time. Organisms and biological communities vary in a highly regular fashion along geographic gradients of latitude, elevation, isolation and habitat area...
and elsewhere. The ICAN also serves as the international standard rules for proposing and using area names (Ebach et al. 2008) http://www3.interscience.wiley.com/cgi-bin/fulltext/120775187/PDFSTART.