Micro-CT was performed to a Eunice vittata specimen. This scan was performed for the visualisation of the internal morphology of this specimen within the framework of MAPWORMS project funded from the European Union’s Horizon Europe research and innovation programme under grant agreement N° 101046846 . Specimen was provided by Luigi Musco (CONISMA) and scanned by Emmanouela Vernadou and Niki Keklikoglou.