Table 2Taxonomic Categories

Taxonomic categoryType
Subspecies Species}Designated strain; in special cases the place of the type strain may be taken by a description, preserved specimen, or an illustration
Subgenus Genus}Designated species
Subtribe Tribe
Subfamily Family
Suborder Order}
Genus on whose name the name of the higher taxon is based
Subclass Class}One of the contained orders

From: Chapter 3, Rules of Nomenclature with Recommendations

Cover of International Code of Nomenclature of Bacteria
International Code of Nomenclature of Bacteria: Bacteriological Code, 1990 Revision.
Lapage SP, Sneath PHA, Lessel EF, et al., editors.
Washington (DC): ASM Press; 1992.
Copyright © 1992, International Union of Microbiological Societies.

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