Concise hierarchy
	(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia - (Order) Cetacea
Original position
Subsequent entries
Current position
	Alternative positions
	
		Historical positions
		
			
				| Cetacea (Order) Brisson, 1762 | 
					Ref: 
						
							M.J. Benton, 2015: 445.
						 | 
				
				
					| Cetacea (Order) Brisson, 1762 | 
						Ref: 
							
								D.E. Wilson & D.M. Reeder, 2011: 60.
							 | 
					
					
						| Cetacea (Order) Brisson, 1762 | 
							Ref: 
								
									M.J. Benton, 2005: 402.
								 | 
						
						
							| Cetacea (Order) Brisson, 1762 | 
								Ref: 
									
										2000
									 | 
							
							
								| Cetacea (Order) Brisson, 1762 | 
									Ref: 
										
											J.G. Mead & R.L. Brownell Jr., 1993: 349.
										 | 
								
								
									| Cetacea (Order) Brisson, 1762 | 
										Ref: 
											
												G.B. Corbet & J.E. Hill, 1991: 117.
											 | 
									
									
										| Cetacea (Order) Brisson, 1762 | 
											Ref: 
												
													R.L. Carroll, 1988: 643.
												 | 
										
										
											| Cetacea (Order) Brisson, 1762 | 
												Ref: 
													
														A.S. Romer & T.S. Parsons, 1986: 626.
													 | 
											
											
												| Cetacea (Order) Brisson, 1762 | 
													Ref: 
														
															T.I. Storer et al., 1979
														 | 
												
												
													| Cetacea (Order) Brisson, 1762 | 
														Ref: 
															
																I. Eibl-Eibesfeldt et al., 1974: 595.
															 | 
													
												
												Number of Subtaxa