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Strix
genus of Strigidae within Strigiformes

trivial name latin name name specimens
Tawny Owl
Strix aluco 		Strix aluco 012 012
Great Grey Owl
Strix nebulosa 		Strix nebulosa 003 003
Ural Owl
Strix uralensis 		Strix uralensis 004 004
Brown wood owl
Strix leptogrammica 		Strix leptogrammica 002 002
Rufous-legged or Chaco Owl
Strix chacoensis 		Strix chacoensis 001 001

Species comparison1)

Genus Strix: maximal number primaries: 10, maximal number secondaries: 15, maximal number retrices: 12
1) According to Hartmann (2000a, 2000b and 2016)

Random specimens

Tawny Owl
Strix aluco
Tawny Owl
Strix aluco
Tawny Owl
Strix aluco
Great Grey Owl
Strix nebulosa
Tawny Owl
Strix aluco
Tawny Owl
Strix aluco
Tawny Owl
Strix aluco
Tawny Owl
Strix aluco