Lists of taxa for each country and a few other administrative zones harvested from effechecka using simplified versions of geonames polygons. See https://github.com/diatomsRcool/checklists for details
A dataset listing the 609 species recorded in GBIF matching the query: { "Geometry" : [ "POLYGON((107.72446 12.75221,108.72514 12.75221,108.72514 13.51896,107.72446 13.51896,107.72446 12.75221))" ]
A dataset containing 557764 species occurrences available in GBIF matching the query: { "and" : [ "Geometry POLYGON((97.49268 7.4932,101.35986 7.4932,101.35986 16.50983,97.49268 16.50983,97.49268 7.
A dataset containing 1484 species occurrences available in GBIF matching the query: { "and" : [ "BasisOfRecord is Human Observation", "Year 2010-2019", "Geometry POLYGON((-87.73991 42.13806,-88.25
