Subfamily Hexacreusiinae Zullo and Newman 1996 (barnacle)
Thecostraca - Balanomorpha - Balanidae
Parent taxon: Balanidae according to B. K. K. Chan et al. 2021
Sister taxa: Acastinae, Amphibalaninae, Archaeobalaninae, Balaninae, Bryozobiinae, Cetolepas, Concavinae, Creusiinae, Emersoninae, Megabalaninae, Semibalaninae, Wanellinae
Subtaxa: Hexacreusia Zulloana
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Hexacreusiinae in the database