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Onychognathus
genus of Sturnidae within Passeriformes

trivial name name latin name specimens
Red-winged Starling
Onychognathus morio
Onychognathus morio 2 2

species comparison1)

Genus Onychognathus: maximal number primaries: 10, maximal number secondaries: 9, maximal number retrices: 12
1) According to Hartmann (2000a, 2000b and 2016)

Random specimens