Other programs:

List of vertbrate orders, families and genera based on various sources

Select method: ASM Mammal Diversity DB
  Compare with MSW3
Birds (IOC 11.1)
  Compare with BOW
  Compare with H&M4
Reptile database
Amphibiaweb
Fish Tree of Life
Test 1
POWO test
None

List of bird orders, families and genera based on IOC 11.1

Select method: Interactive tree
Full genus list
Full genus list (with console output)
List from name column
Compare with BOW

Select region(s): Any distribution
Regional

Africa
Eurasia
Oriental
Australasia
Antarctica
South America
Middle America
North America
Atlantic Ocean
Pacific Ocean
Indian Ocean
Tropical Ocean
Temperate Ocean
Northern Ocean
Southern Ocean
Worldwide