Description Reuss, A E. (1846). Die Versteinerungen der böhmischen Kreide Formation, 2. Abteilung. E. Schweizerbart, Stuttgart, Abt.2, 59-148, available online athttps://biodiversitylibrary.org/page/31179286
page(s): p. 109 pl. 24 fig. 53Author Le Coze, FrançoisJPG file - 42.20 kB - 252 x 181 pixels
Extra information Orientation: 1: Horizontal (normal)