Fig 3. Collecting sites, biogeographic regions, and type localities for Terebellides irinae (ir), T. atlantis (at), T. bigeniculatus (bi), T. shetlandica (sh), T. williamsae (wi), T. stroemii (st), and T. gracilis (gr) indicated with an arrow.

Type localities for T. irinae and T. atlantis are located outside the map's area. Biogeographic regions given by colours of samples (collecting sites) (see text for definitions): Kattegat (magenta); Skagerrak (dark green); North Sea (light green); Irish Sea, Celtic Sea (orange); Norwegian coast and shelf (red); Norwegian Sea (brown); Barents Sea (dark blue); Arctic Ocean (rose red); Greenland Sea (yellow); South of Iceland (light blue).