Genus
Karethraichnus Zonneveld, Bartels, Gunnell et McHugh, 2015
Taxon description
Zonneveld et al., 2015
Diagnosis. Circular to subcircular holes bored into a bone substrate. Holes may penetrate fully though the substrate or terminate within the bone. Penetrative holes may have straight or convex vertical margins. Non-penetrative pits terminate within the substrate as a shallow, bowl-shaped pit or as a deeper shaft with a rounded, blunt, or pointed terminus
Wisshak et al., 2019a
Macroboring; substrate osteic; tracemaker invertebrate
Luokittelu