Fig. 1 in Colour patterns in Early Devonian cephalopods from the Barrandian Area: Taphonomy and taxonomy

Fig. 1. Adapertural part of orthoceratoid body chamber with preserved colour pattern; counterpart, specimen NM−L 38470. Koněprusy, Klonk section, Lower Devonian, Lochkovian, Lochkov Formation, Monograptus uniformis Zone, probably interbed 20/21 (see Chlupáč et al. 1972). A. Photograph. B. Schematic drawing.