Fig. 27 in Taming an ichnotaxonomical Pandora's box: revision of dendritic and rosetted microborings (ichnofamily: Dendrinidae)

Fig. 27 (page 70). Rhopalondendrina avis igen. et isp. nov. A–E. Series of paratypes (A–D) and the holotype (E) showing the development from early ontogenetic stages to advanced stages with several orders of ramification and rosette-shaped plexus with typical increase of tunnel diameter and widening towards the periphery of the trace. SEM of epoxy casts of Lower Jurassic belemnites from the Glasenbach Gorge, Austria. F. Oblique view of C, showing arched nature of initial tunnel (arrow at left). G. SEM of an early ontogenetic stage of a specimen in an Upper Campanian belemnite from Kronsmoor, Germany. H. SEM of a more irregularly branching specimen in a belemnite from the Lower Maastrichtian of Rügen, Germany. I–K. Overview and two close-ups of a typical cluster in a belemnite from the Lower Maastrichtian of Rügen, Germany.