Check-lists
Europe
North America
Newfoundland and Labrador (Canada)
Nova Scotia (Canada)
California (United States of America)
Delaware (United States of America)
Maine (United States of America)
Maryland (United States of America)
New Jersey (United States of America)
North Carolina (United States of America)
Oregon (United States of America)
Virginia (United States of America)
Washington (United States of America)
Asia
Kuril Islands (Russia)
* List of countries might not be complete