FIGURE 1 in Additions to knowledge of the biodiversity of benthic hydroids (Cnidaria: Hydrozoa) in the Balleny Islands (Antarctica)

FIGURE 1. Filellum antarcticum (Hartlaub, 1904): A, part of a coppinia showing gonothecal arrangement; B–C, distal part of gonothecae showing aperture (arrows). Lafoea dumosa (Fleming, 1820): D, hydrotheca and pedicel. Phialella belgicae (Hartlaub, 1904): E, hydrotheca and pedicel. Campanularia sp.: F, hydrotheca; G, distal part of pedicel, basal spherule and basal chamber with diaphragm. Antarctoscyphus elongatus (Jäderholm, 1904): H, internode with hydrotheca. Scale bar: 100 µm (B, C, G), 200 µm (A, D–F, H).