Region
Africa
7
Australia
3
Europe
2
Great Britain
2
New York --
2
North America
2
Plum Island
2
Polar regions
2
Africa --
1
Alaska
1
Antarctica
1
Arctic regions
1
Asia
1
China
1
Maadre de Dios River Valley (Peru and Bilivia)
1
Malaysia
1
Malaysia --
1
Pictorial works
1
Sabah
1
Scotland
1
Singapore
1
Southeast Asia
1
Washington (State)
1