Orders in alphabetic order, including those no longer included in the HANZAB taxonomy.
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ACCIPITRIFORMES
Taxonomic change Latest: HANZAB 2023
AEGOTHELIFORMES
Taxonomic change Latest: AviList 2025
ANSERIFORMES
APODIFORMES
Taxonomic change Latest: AviList 2025
APTERYGIFORMES
Taxonomic change Latest: HANZAB 2023
BUCEROTIFORMES
Taxonomic change Latest: HANZAB 2023
CAPRIMULGIFORMES
Taxonomic change Latest: HANZAB 2023
CASUARIIFORMES
Taxonomic change Latest: AviList 2025
CATHARTIFORMES
Taxonomic change Latest: HANZAB 2023
CHARADRIIFORMES
Taxonomic change Latest: HANZAB 2023
CICONIIFORMES
Taxonomic change Latest: HANZAB 2023
COLUMBIFORMES
CORACIIFORMES
Taxonomic change Latest: HANZAB 2023
CUCULIFORMES
FALCONIFORMES
Taxonomic change Latest: HANZAB 2023
GALLIFORMES
GRUIFORMES
Taxonomic change Latest: HANZAB 2023
OTIDIFORMES
Taxonomic change Latest: HANZAB 2023
PASSERIFORMES
Taxonomic change Latest: HANZAB 2023
PELECANIFORMES
Taxonomic change Latest: AviList 2025
PHAETHONTIFORMES
Taxonomic change Latest: HANZAB 2023
PHOENICOPTERIFORMES
PODARGIFORMES
Taxonomic change Latest: AviList 2025
PODICIPEDIFORMES
PROCELLARIIFORMES
PSITTACIFORMES
Taxonomic change Latest: HANZAB 2023
SPHENISCIFORMES
STRIGIFORMES
STRUTHIONIFORMES
Taxonomic change Latest: HANZAB 2023
SULIFORMES
Taxonomic change Latest: AviList 2025
TURNICIFORMES
(Order not recognised in current HANZAB taxonomy – see Taxonomic changes)
Taxonomic change Latest: HANZAB 2023