Sertularia mertoni Stechow & Müller 1923

Fig. 12. Sertularia [ex Dynamena] mertoni: A, infertile stem. B, proximal stem with hinge joint and opposite basal hydrocladia. C, hydrocladial internode. D, ventral view of operculate hydrothecae. E, lobate hydrothecal margin with entire operculum. F, gonothecae on proximal stem. G, gonotheca with planula larva. Scale bars: A, B, F, G, 2,000 µm; C, D, 500 µm ; E, 300 µm.

From Watson, J.E. (2000) Hydroids (Hydrozoa: Leptothecatae) from the Beagle Gulf and Darwin Harbour, northern Australia. The Beagle: Records of the Museums and Art Galleries of the Northern Territory 16: 1-82.

Photographer: Watson, Jeanette. Publisher: Watson, Jeanette.