Fig 2 in Colour patterns in Early Devonian cephalopods from the Barrandian Area: Taphonomy and taxonomy

Fig 2. Adapertural part of orthoceratoid body chamber NM−L 38471 with preserved colour pattern; counterpart. Koněprusy, Klonk section, Lower Devonian, Lochkovian, Lochkov Formation, Monograptus uniformis Zone, interbed 20/21 (see Chlupáč, Jaeger and Zikmundová 1972). A. Photograph. B. Schematic drawing; axis of the shell is indicated.