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Chlidonias
genus of Sternidae within Charadriiformes

trivial name latin name name specimens
Whiskered tern
Chlidonias hybrida 		Chlidonias hybrida 002 002
Black Tern
Chlidonias niger 		Chlidonias niger 003 003
White-winged Tern
Chlidonias leucopterus 		Chlidonias leucopterus 001 001

Species comparison1)

Genus Chlidonias: maximal number primaries: 10, maximal number secondaries: 17, maximal number retrices: 12
1) According to Hartmann (2000a, 2000b and 2016)

Random specimens

Whiskered tern
Chlidonias hybrida
Black Tern
Chlidonias niger
White-winged Tern
Chlidonias leucopterus
Black Tern
Chlidonias niger
Whiskered tern
Chlidonias hybrida