†family Elasmonematidae Knight 1956 (snail)
Parent taxon: Euomphaloidea according to P. J. Wagner 2011
Sister taxa: Anomphalidae, Euomphalidae, Helicotomidae, Holopeidae, Kitikamispira, Lesueurillidae, Microdomatidae, Nettersheimia, Omphalocirridae, Omphalocirrinae, Omphalotrochidae, Ornollus, Pseudophoridae, Raphistomatidae, Rhenomphalus, Serpulospira, Tychobraheidae
Subtaxa: Anematina, Discordichilus, Elasmonema, Hawletrochus, Heidelbergeria, Kimina, Kyndalynia, Streptotrochus
Type: Elasmonema
Ecology: stationary epifaunal suspension feeder