First issued in release COL21.4.
Last used in release COL23.9
Published in
Grozdilova, L. P., Izotova, M. N., & Lebedeva, N. S. (1980). Novye rannepermskie shvagerinidy zapadnogo sklona Urala, p. 48–57. In Azbel, A.Ya., Bagdasaryan, L.L., and Belyakova, G.M. 1980. Novye rody i vidy drevnikh rastenii i bespozvonochnikh SSSR. Leningrad “Nedra”, Leningradskoe Otdelnie, Leningrad. (In Russian). https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=305171