Ophelina juhazi sp. nov. holotype (specimen NHM_1073). A Live images, whole specimen (center) with detail of anterior (left) and posterior (right) B Lab image, whole specimen C Lab image, anterior and prostomium D Lab image, detail of palpode E Lab image, anterior and parapodia (stained, pp = parapodia) F Lab image, detail of capillary chaetae G Lab image, posterior and anal tube (stained). Morphological features in plates C, E, G have been outlined with a very fine white line to improve clarity of those features. Scale bars: 1 mm (B); 100 μm (D); 50 μm (F); 1 mm (E).