Concise hierarchy
	(Kingdom) Animalia - (Phylum) Porifera - (Class) Demospongiae - (Order) Tetractinellida
Current position
	Alternative positions
	
				Historical positions
				
					
						| Astrophorida (Order) Sollas, 1888 | 
							Ref: 
								
									J.N.A. Hooper et al., 2011: 13.
								 | 
						
						
							| Ancorinida (Order) Reid, 1968 | 
								Ref: 
									
										R.E.H. Reid, 2004a: 188; 2, table 1 (p. 795).
									 | 
							
							
								| Astrophorida (Order) Sollas, 1888 | 
									Ref: 
										
											J.N.A. Hooper & R.W.M. van Soest, 2002: 134, 1533, table 1 (p. 1521).
										 | 
								
								
									| Astrophorida (Order) Sollas, 1888 | 
										Ref: 
											
												R.W.M. van Soest, 2001: 86.
											 | 
									
									
										| Astrophorida (Order) Sollas, 1888 | 
											Ref: 
												
													W.D. Hartman, 1982: 643.
												 | 
										
										
											| Astrophora (Suborder) | 
												Ref: 
													
														I. Eibl-Eibesfeldt et al., 1975 (1971): 589.
													 | 
											
										
										Number of Subtaxa