†subfamily Cyclospirinae Schuchert 1913 (lamp shell)
Rhynchonellata - Atrypida - Lissatrypidae
Parent taxon: Lissatrypidae according to L.E. Popov et al. 1999
See also Jin and Chatterton 1997 and Mitchell 1977
Sister taxa: Atrypellina, Aulacatrypa, Australina, Cerasina, Holynatrypa, Levispira, Lissatrypinae, Meifodia, Parmula, Protozyginae, Radimatrypa, Shrockia, Tectatrypa
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: found only at VSEGEI Loc. 8853 Akkerme Peninsula, Lake Balkhash (Silurian of Kazakhstan)