FIGURE 5. Halecium elegantulum Watson, 2008 in Revision of the Antarctic species of Halecium Oken, 1815 (Cnidaria, Hydrozoa, Haleciidae)

FIGURE 5. Halecium elegantulum Watson, 2008. (A–B) complete stems; (C) fragment of stem showing hydrothecal arrangement; (E–F) detail of hydrothecae. Halecium interpolatum Ritchie, 1907. (G) fragment of stem showing branching and internode structure; (H, J) part of stems showing hydrotheca and internode structure; (I) incipient stem. Halecium tenellum (sensu Hartlaub, 1904). (K) fragment of stem showing internode structure and primary and second-order hydrothecae. Halecium tubatum Watson, 2008. (L) incipient stem. (A–G, L from type material; H–J from material originally described as H. tubatum). Scale bar: 125 µm (D–F), 250 µm (C, G–L), 500 µm (A–B).