Any of the taxonomic categories such as phylum or subspecies (noun)
A specific taxonomic category above superfamily and below infraorder; a parvorder (noun)
Examples of word taxon
The new taxon is named Gamerabaena, and the authors note, under etymology, "'Gamera refers to the fictional, firebreathing turtle from the 1965 movie Gamera, in allusion to his fire-breathing capabilities and the Hell Creek Formation ..."
Just came across this article on an anigmatic new taxon from the Ediacaran, reporting the discovery of the eight-armed organism Eoandromeda octobrachiata from China and Australia.
An example of natural turning on of a complex latent program in a lower taxon is discussed.
The best-known example of a member of a Lazarus taxon is the coelacanth, a fish closely related to amphibians that had been thought to have died out with the dinosaurs -- only to turn up in the net of a South African trawler in 1938.
This is O. osborni, a taxon from the Congo (first described in 1919 and given its own genus, Osteoblepharon) until recently regarded as a subspecies of O. tetraspis.