Fig. 12 in The cephalopods of the Boda Limestone, Late Ordovician, of Dalarna, Sweden

Fig. 12. Annelate Orthocerida of the Boda Limestone. A. Palaeodawsonocerina senckenbergi (Teichert, 1930), PMU 26718, Kallholn. B-C. Striatocycloceras isbergi sp. nov., Osmundsberget. B. PMU 26660, holotype, Osmundberget. C. PMU 26664. D-E. Palaeodawsonocerina? nicolletoides sp. nov., PMU 26728, Kallholn. D. Adapical view. E. Lateral view. Scale A-C = 10 mm; D-E = 10 mm.