†subfamily Zygospirinae Waagen 1883 (lamp shell)
Rhynchonellata - Atrypida - Atrypidae
Parent taxon: Atrypidae according to W. I. Mitchell 1977
See also Howe 1988 and Zhan and Jin 2005
Sister taxa: Atrypinae, Carinatininae, Gibberosatrypa, Invertininae, Pseudogruenewaldtiinae, Spinatrypinae, Variatrypinae, Waiotrypa
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Zygospirinae in the database