The ammonoids from the Gattendorfia Limestone of Oberrödinghausen (Early Carboniferous; Rhenish Mountains, Germany) Author Korn, Dieter 286CA4F3-7EBC-4AEF-A66A-B2508D001367 Museum für Naturkunde, Leibniz-Institut für Evolutions- und Biodiversitätsforschung, Invalidenstrasse 43, 10115 Berlin, Germany. dieter.korn@mfn.berlin Author Weyer, Dieter A09A1738-C70E-4F22-A069-8B7DB4A1753D Museum für Naturkunde, Leibniz-Institut für Evolutions- und Biodiversitätsforschung, Invalidenstrasse 43, 10115 Berlin, Germany. dieter.weyer@t-online.de text European Journal of Taxonomy 2023 2023-07-19 882 1 230 http://dx.doi.org/10.5852/ejt.2023.882.2177 journal article 58033 10.5852/ejt.2023.882.2177 57d1d191-2bf5-4229-a0f5-9ab472a114a6 2118-9773 8177581 67C909E4-C700-4F8D-B8CE-5FD9B2C5D549 Genus Paprothites Bartzsch & Weyer, 1987 Type species Pseudarietites westfalicus var. dorsoplana Schmidt, 1924: 52 ; original designation. Genus diagnosis Genus of the subfamily Pseudarietitinae without ventral keel. Sculpture with simple ribs. Genus composition Central Europe ( Schmidt 1924 ; Vöhringer 1960 ; Korn & Weyer 2003 ): Pseudarietites westfalicus var. dorsoplana Schmidt, 1924 ; Pseudarietites raricostatus Vöhringer, 1960 ; Paprothites ruzhencevi Korn & Weyer, 2003 ; Paprothites beckeri sp. nov. ; Paprothites kullmanni sp. nov. South China ( Ruan 1981 ; Sheng 1989 ): Pseudarietites ellipticus Ruan, 1981 ; Pseudarietites platyventrus Ruan, 1981 ; Pseudarietites subquadratus Ruan, 1981 ; Pseudarietites daposhangensis Sheng, 1989 . Remarks Paprothites is easily separable from Weyerella in the presence of ribs and from the members of the Pseudarietitinae by the lack of the ventral keel.