Description Brady, H. B. (1876). A monograph of Carboniferous and Permian Foraminifera. Monograph of the Palaeontographical Society. vol. 30: 1-166., available online athttps://www.biodiversitylibrary.org/page/36918332
page(s): p. 88, pl. 4, figs. 10, 11.Author Le Coze, FrançoisJPG file - 44.40 kB - 337 x 233 pixels
Extra information Orientation: 1: Horizontal (normal)