In biology, a taxon (back-formation from taxonomy; pl.: taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to...

Look up taxa, taxon, taxonomy, or taxonomic in Wiktionary, the free dictionary. Taxa or Taxon may refer to: Taxa as the plural of taxon, a concept in biological...

In the history of the Linnaean classification system, many taxa (e.g. species, genera, families, and higher taxonomic ranks) have become defunct or obsolete...

generally, recent) organisms. It is the study of extant taxa (singular: extant taxon): taxa (such as species, genera and families) with members still...

illustrated by a cladogram: Taxon A and taxon B are sister groups to each other. Taxa A and B, together with any other extant or extinct descendants of their most...

biological organisms based on shared characteristics. Organisms are grouped into taxa (singular: taxon) and these groups are given a taxonomic rank; groups of...

In paleontology, a Lazarus taxon (plural taxa) is a taxon that disappears for one or more periods from the fossil record, only to appear again later. Likewise...

In paleontology, an Elvis taxon (plural Elvis taxa) is a taxon that has been misidentified as having re-emerged in the fossil record after a period of...

Taxa is a Danish television drama in 56 episodes, written by Stig Thorsboe and produced by Rumle Hammerich for the Danish Broadcasting Corporation. The...

or more other taxa. Wastebasket taxa are by definition either paraphyletic or polyphyletic, and are therefore not considered valid taxa under strict cladistic...