Taxonomy of the Strigiformes re-aligned with the guidelines of the Taxonomy in Flux Checklist 3.08 on jboyd.net – 18 October 2019.
- Family Tytonidae – Barn Owls
- Family Strigidae – True Owls
- Subfamily Ninoxinae: Hawk Owls
- Subfamily Surniinae: Owlets and Pygmy-Owls
- Subfamily Striginae: Typical Owls
- Tribe Otini: Scops Owls
- Tribe Asionini: Eared Owls
- Tribe Megascopini: Screech Owls
- Tribe Pulsatricini: Spectacled Owls
- Tribe Strigini: Wood Owls
- Tribe Bubonini: Eagle Owls
Family Tytonidae – Barn Owls
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| Barn Owl #1 Tyto alba |
Barn Owl #2 Tyto alba |
Barn Owl #3 Tyto alba |
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| American Barn Owl Tyto furcata |
Family Strigidae – True Owls
Subfamily Ninoxinae: Hawk Owls
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| Australian Boobook Owl Ninox boobook |
Subfamily Surniinae: Owlets and Pygmy-Owls
Subfamily Striginae: Typical Owls
Tribe Otini: Scops Owls
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| Scops Owl Otus scops |
Tribe Asionini: Eared Owls
Tribe Megascopini: Screech Owls
Tribe Pulsatricini: Spectacled Owls
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| Spectacled Owl #1 Pulsatrix perspicillata |
Spectacled Owl #2 Pulsatrix perspicillata |
Spectacled Owl #3 Pulsatrix perspicillata |
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| Band-bellied Owl Pulsatrix melanota |











































