A bleached Thalassianthus sp. 2 showing veruccae on the column. Enlarge the image to see two types of tentacles on the oral disc; abundant pinnate tentacles and a few spherical ones called nematospheres. At Cobia Hole, Lizard Island.
© Anne Hoggett
A bleached Thalassianthus sp. 2 showing veruccae on the column. Enlarge the image to see two types of tentacles on the oral disc; abundant pinnate tentacles and a few spherical ones called nematospheres. At Cobia Hole, Lizard Island.
© Anne Hoggett