First issued in release COL21.4.
Last used in release COL23.9
Published in
Zolotova, V. P., & Baryshnikov, V. V. (1980). Фораминиферы кунгурского яруса стратотипической местности - Foraminifera of the Kungurian Stage from the Stratotype Area. Биостратиграфия артинского и кунгурского ярусов. Свердловск: УНЦ АН СССР - Biostratigraphy of Artinskian and Kungurian Stages. Sverdlovsk: Urals Center USSR Academy of Sciences, 72–109. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=301801