†order Helcionelliformes Golikov and Starobogatov 1975 (mollusk)
Helcionelloida - Helcionelliformes
Full reference: A. N. Golikov and Y. I. Starobogatov. 1975. Systematics of prosobranch gastropods. Malacologia 15(2):185-232
Parent taxon: Helcionelloida according to P. J. Wagner 2023
See also Parkhaev 2001, Parkhaev 2004 and Parkhaev and Demidenko 2010
Sister taxa: Beshtashella, Ceratoconidae, Emargimantus, Helcionellida, Michniakia, Pelagiellida
Subtaxa: none
Ecology: slow-moving low-level epifaunal detritivore
Distribution: there are no occurrences of Helcionelliformes in the database