Bathypathes thermophila sp. nov., holotype (MNHN-IK-2016-45) a colony in situ b dry colony c base and stem d alternate arrangement of pinnules e polyps on both stem and pinnules, with f detail of a polyp g pinnular terminal polyp h, i apical polyp of the colony. Scale bars: 10 cm (a, b); 5 cm (c); 1 mm (d, e); 200 µm (f, h); 100 µm (g, i).