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Chrysococcyx
genus of Cuculidae within Cuculiformes

trivial name latin name name specimens
diederik cuckoo
Chrysococcyx caprius 		Chrysococcyx caprius 1 1
African Emerald Cuckoo
Chrysococcyx cupreus 		Chrysococcyx cupreus 3 3
Klaas's Cuckoo
Chrysococcyx klaas 		Chrysococcyx klaas 1 1

species comparison1)

1) According to Hartmann (2000a, 2000b and 2016)
genus Chrysococcyx: maximal number primaries: 10, maximal number secondaries: 10, maximal number retrices: 10

Random specimens

diederik cuckoo
Chrysococcyx caprius
African Emerald Cuckoo
Chrysococcyx cupreus
African Emerald Cuckoo
Chrysococcyx cupreus
African Emerald Cuckoo
Chrysococcyx cupreus
Klaas's Cuckoo
Chrysococcyx klaas