» This article's about the taxonomic rank; for the sequence of species in a taxonomic list, see taxonomic order In scientific classification used in biology, the order (Latin: ordo)'s a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family. An immediately higher rank, superorder, may be added directly above order, while suborder would be a lower rank. a… (More on Suborder)