Editing Diplura (section)

==Relatives==
The relationships among the four groups of hexapods are not resolved, but most recent studies argue against a [[monophyly|monophyletic]] [[Entognatha]].<ref name="Carapelli">{{cite journal |title=A review of molecular data for the phylogeny of basal hexapods | vauthors = Carapelli A, Nardi F, Dallai R, Frati F |journal=Pedobiologia |volume=50 |issue=2 |pages=191–204 |year=2006 |doi=10.1016/j.pedobi.2006.01.001}}</ref> The [[fossil record]] of the Diplura is sparse, but one apparent dipluran dates from the [[Carboniferous]].<ref name="TOL"/> This early dipluran, ''[[Testajapyx]]'', had [[compound eye]]s, and [[insect mouthparts|mouthparts]] that more closely resembled those of true insects.