Concise hierarchy
	(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Sauropodomorpha
Current position
	Alternative positions
	
		
			| †camarasaurs ([unranked]) | Ref: 
					
						M.J. Benton, 1990: fig. 1.5. | 
			
				| †Macronaria (Subdivision) Sereno, 1997 | Ref: 
						
							M.J. Benton, 2005: 397. | 
				
					| †Macronaria (Clade) Wilson & Sereno 1998 | Ref: 
							
								M.J. Benton, 2005: 397.
							 [implicit] | 
					
						| †Sauropoda (Infraorder) Marsh, 1878 | Ref: 
								
									D. Lambert & the Diagram Group, 1991(1997): 109. | 
						
							| †Sauropoda (Suborder) Marsh, 1878 | Ref: 
									
										P. Uetz, [1995-]1996: 30 Dec 1996. | 
							
								| †Sauropodomorpha (Suborder) Huene, 1932 | Ref: 
										
											B. Grzimek et al., 1973 (1971): 596. | 
							
							Historical positions
							
								
									| †Macronaria (Subdivision) Sereno, 1997 | Ref: 
											
												M.J. Benton, 2005: 397, box 8.5. | 
									
										| †Sauropoda (Infraorder) Marsh, 1878 | Ref: 
												
													D. Lambert & the Diagram Group, 1991(1997): 109, 143. | 
										
											| †Sauropoda (Suborder) Marsh, 1878 | Ref: 
													
														P. Uetz, [1995-]1996: 30 Dec 1996. | 
											
												| †camarasaurs ([unranked]) | Ref: 
														
															M.J. Benton, 1990: fig. 1.5. | 
												
													| †Sauropoda (Infraorder) Marsh, 1878 | Ref: 
															
																R.L. Carroll, 1988: 621. | 
													
														| †Sauropoda (Infraorder) Marsh, 1878 | Ref: 
																
																	H.-P. Schultze et al., 1985: 2, 49. | 
														
															| †Sauropodomorpha (Suborder) Huene, 1932 | Ref: 
																	
																		B. Grzimek et al., 1973 (1971): 596. | 
														
														Number of Subtaxa