Concise hierarchy
	(Kingdom) Animalia - (Phylum) Chordata - (Class) Aves
Original position
Original entries
	
		| Alca (Genus) Linnaeus, 1758 |  |  | 
	
		| Anas (Genus) Linnaeus, 1758 |  |  | 
	
		| Columbus (Genus) Linnaeus, 1758 |  |  | 
	
		| Colymbus (Genus) Linnaeus, 1758 |  |  | 
	
		| Diomedea (Genus) Linnaeus, 1758 |  |  | 
	
		| Larus (Genus) Linnaeus, 1758 |  |  | 
	
		| Mergus (Genus) Linnaeus, 1758 |  |  | 
	
		| Pelecanus (Genus) Linnaeus, 1758 |  |  | 
	
		| Phaëthon (Genus) Linnaeus, 1758 |  |  | 
	
		| Phäethon (Genus) Linnaeus, 1758 |  |  | 
	
		| Phaëton (Genus) Linnaeus, 1758 |  |  | 
	
		| Plotus (Genus) C. Linnaeus, 1766 |  |  | 
	
		| Procellaria (Genus) Linnaeus, 1758 |  |  | 
	
		| Rhyncops (Genus) Linnaeus, 1758 |  |  | 
	
		| Rynchops (Genus) Linnaeus, 1758 |  |  | 
	
		| Sterna (Genus) Linnaeus, 1758 |  |  | 
Current position
	Historical positions
	
			Number of Subtaxa