Fig. 1A–D.From: Stephanthus antarcticus, a new genus and species of sea anemone (Actiniaria, Haloclavidae) from the South Shetland Islands, Antarctica Stephanthus antarcticus gen. nov., sp. nov. A Holotype (ZMH C11680) in lateral view. B, C Paratype (ZMH C11681), lateral and aboral view, respectively; note the rounded aboral end. D Paratype (KUNHM 001610), lateral view. Scale bar 20 mmBack to article page