Morphology and phylogenetic analysis of two new deep-sea species of Chrysogorgia (Cnidaria, Octocorallia, Chrysogorgiidae) from Kocebu Guyot (Magellan seamounts) in the Pacific Ocean

External morphology of the holotype and polyps of Chrysogorgia binata sp. nov. A Two planar fans of the colony after fixation B The holotype (arrow) in situ. Laser dots spaced at 33 cm used for measuring dimensions C The colony after collection D A single polyp under SEM E Single terminal polyp under light microscope F Short trunk with the first bifurcation of branches after fixation. Scale bars: 10 cm (A); 5 cm (C); 1 mm (D, E); 1 cm (F).