†suborder Hemiauliineae (diatom)
Parent taxon: Centrales according to G. Andrews 1976
Sister taxa: Auliscineae, Basilicostephanus, Chaetoceraceae, Cladogramma, Discineae, Eupodiscaceae, Eupodiscineae, Lithodemiaceae, Rutilaria, Sheshukovia, Strelnikovia, Triceratiineae
Subtaxa: none
Ecology: passively mobile planktonic "photoautotroph"
Distribution: there are no occurrences of Hemiauliineae in the database