Concise hierarchy
	(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia
Original entries
Current position
	Alternative positions
	
				Historical positions
				
					
						| Eutheria (Clade) Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] | 
							Ref: 
								
									H. Nishihara et al., 2006: 9929, fig. 2.
								 | 
						
						
							| Mammalia (Class) Linnaeus, 1758 | 
								Ref: 
									
										K.D. Rose et al., 2005: table 8.1.
									 [implicit] | 
							
							
								| Mammalia (Class) Linnaeus, 1758 | 
									Ref: 
										
											A.L. Gardner, 1993: 63; 4.
										 | 
								
								
									| Mammalia (Class) Linnaeus, 1758 | 
										Ref: 
											
												G.B. Corbet & J.E. Hill, 1991: 23.
											 | 
									
									
										| Mammalia (Class) Linnaeus, 1758 | 
											Ref: 
												
													R.M. Nowak, 1991
												 | 
										
										
											| Eutheria (Infraclass) Gill, 1872 | 
												Ref: 
													
														R.L. Carroll, 1988: 647.
													 | 
											
											
												| Edentata (Cohort) Cuvier, 1798 | 
													Ref: 
														
															R.L. Carroll, 1988: table A-1 (p. 629) (Novacek, 1986).
														 [by reference] | 
												
											
											Number of Subtaxa