Fig. 4A–C.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. Longitudinal sections through the body wall of the holotype (ZMH C11680). A Detail of the body wall. B, C Detail of the proximal part of the body wall showing the superficial spots, which are poorly histologically differentiated. Abbreviations: ep epidermis, ga gastrodermis, me mesogloea, ss superficial spots. Scale bars 0.5 mmBack to article page