†Tyrsoecus (snail)
Gastropoda - Murchisoniina - Loxonematidae
Parent taxon: Loxonematidae according to D. H. Erwin 1994
Sister taxa: Aulacostrepsis, Australoxa, Clathronema, Cookiloxa, Heideckernema, Katoptychia, Loxonema, Nodoloxonema, Omospirinae, Perneratia, Stylonema, Holopella
Subtaxa: Tyrsoecus (Tyrsoecus), Tyrsoecus multinodosa
Ecology: facultatively mobile epifaunal suspension feeder