Fig. 4 in Commensalism in the fossil record: Eunicid polychaete bioerosion on Pliocene solitary corals

Fig. 4. Examples of the three Sulcichnus ichnospecies. Sulcichnus sigillum on Trochocyathus sp. Pairs of pictures correspond to both sides of a single corallite, showing the specular symmetry of the groove. A. Paratype, MMPE/Ic003.002.001, Arroyo Vaquero, Estepona. B. Paratype, MMPE/Ic003.003.001, Velerín, Estepona. C. Holotype, MMPE/Ic003.001.001, Parque Antena, Estepona. S. helicoidalis on Trochocyathus sp. D. Paratype, MMPE/Ic002.002.001, La Lobilla, Estepona. S. helicoidalis on Flabellum sp. E. Holotype, MMPE/Ic002.001.001, Velerín, Estepona. F. Paratype, JMC−UB/I−0086, Vila−robau, Alt Empordà. G. MGSC−3523, Baix Llobregat. H. MGSC−3524, Baix Llobregat. S. maeandriformis on Ceratotrochus sp., Rio Torsero, Liguria. I. MGPUT−I−001. J. MGPUT−I−002. K. MGPUT−I−003. L. MGPUT−I−004. Scale bars 10 mm.