In his landmark publications, such as the Systema Naturae, Carl Linnaeus used a ranking scale limited to kingdom, class, order, genus, … See more

There are definitions of the following taxonomic ranks in the International Code of Zoological Nomenclature: superfamily, family, subfamily, tribe, subtribe, genus, subgenus, species, … See more

Classifications of five species follow: the fruit fly familiar in genetics laboratories (Drosophila melanogaster), humans (Homo sapiens), the See more

There is an indeterminate number of ranks, as a taxonomist may invent a new rank at will, at any time, if they feel this is necessary. In doing … See more

Botanical ranks categorize organisms based on their relationships. They start with Kingdom, then move to Division (or Phylum), Class, … See more

Taxa above the genus level are often given names based on the type genus, with a standard termination. The terminations used in forming these names depend on the … See more

Ranks are assigned based on subjective dissimilarity, and do not fully reflect the gradational nature of variation within nature. In most … See more