Description Marfenkova, M. M. (1978). Фораминиферы и стратиграфия нижнего и среднего визе Южного Казахстана - Foraminifera and stratigraphy of Lower and Middle Visean from Southern Kazakhstan. Тр. ИГиГ СО АН СССР - Proceedings of the Institute of Geology and Geophysics, Siberian Filiale of the Academy of sciences USSR. 386: 78-99., available online athttp://www.geokniga.org/books/14983
page(s): p. 86 pl. 7 fig. 14(Holotype)-15 Author Le Coze, FrançoisJPG file - 24.10 kB - 212 x 318 pixelsadded on 2020-01-13561 viewsForaminifera taxaPropermodiscus attenuatus Marfenkova, 1978 † accepted as Betpakodiscus attenuatus (Marfenkova, 1978) †checked Le Coze, François 2020-01-13 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License