Basse 2010. [New and little known taxa of the Scutelluinae, Proetinae and Otarioninae (Trilobita) from the Middle Devonian of the Blankenheim Syncline, the Hillesheim Syncline and the Prum Syncline (Eifel synclines).] Dortmunder Beitraege zur Landeskunde, 42 2010: 75-119