CoLDistribution
From Species File Help
tmpCoLDistribution
TaxonNameID, integer, 4 bytes, = tmpCoLAcceptedSpecies.TaxonNameID or tmpCoLAcceptedInfraSpecific.TaxonNameID GeoCode, text, 6 characters, TDWG level 1 and level 2 IDs (2 character total) or else TDWG level 3 and level 4 IDs (6 character total). However note that in some cases SFS has added level 4 IDs not recognized by TDWG. These can be recognized as digits in contrast to TDWG level 4 IDs that are alphabetic.