https://ns-polychaeta.linnaeus.naturalis.nl/linnaeus_ng/app/views/species/nsr_taxon.php?id=78303&cat=TAB_DESCRIPTION
Macrobenthos of the North Sea - Polychaeta: Marphysa sanguinea
the north seamacrobenthospolychaetamarphysasanguinea
https://www.irmng.org/aphia.php?p=taxdetails&id=11369641
IRMNG - Marphysa posterobranchiata Day, 1962
irmngmarphysaday