Bykova, E. V. (1955). Фораминиферы, радиолярии и остракоды девона Волго-Уральской области и Центрального девонского поля и их значение для стратиграфии - Devonian foraminifera and radiolaria of the Volga-Urals district and central Devonian field, and their significance for stratigraphy. <em>Trudy Vsesoyuznogo Neftyanogo Nauchno-Issledovatel 'skogo Geologorazvedochnogo lnstituta (VNIGRI), nov. ser.</em> 87: 5-190.

original description

Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.

basis of record

Vachard, D.; Le Coze, F. (2024). Paleozoic foraminifera: current state of the classification and perspectives. <em>Acta Palaeontologica Romaniae.</em> (20 (2)): 97-130 [First online Sept. 2024].

additional source