Definition of Family (biology)
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Family (biology) Definition from Encyclopedia Dictionaries & Glossaries
Wikipedia English - The Free Encyclopedia
In biological classification, family is
- a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the prefix sub-: subfamily (Latin: ).
- a taxonomic unit, a taxon, in that rank. In that case the plural is families (Latin )
- Example: Walnuts and hickories belong to Juglandaceae, the walnut family
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