| Incorrectly formed family-group suffix (orth. inval.: orth. imperf.) [ICZN, 1999: Arts. 29.2, 32.5.3.1] |  | 
			Ref: 
				
					ICZN, 1957. Opinion 450: 259, 262.
				 [inferred] | 
		
		
			| Incorrect original spelling (orth. inval: orth. null./imperf./neg.) [ICZN, 1999: Arts. 32.4-32.5] |  | 
				Ref: 
					
						ICZN, 1957. Opinion 450: 262 ("Invalid Original Spelling"); 259.
				 | 
			
			
				| Name placed on the Official Index of Rejected and Invalid Family-Group Names in Zoology [ICZN, 1999: Art. 80.7] |  | 
					Ref: 
						
							ICZN, 1957. Opinion 450: Ruling (7)(m) (p. 262: "Name No. 166").
						 [new] |