Gonothyraea Allman, 1864, Allman, 1864

Watson, Jeanette E., 2011, New species, new records and redescriptions of Thecate hydroids (Cnidaria: Hydrozoa: Leptothecata) from Southern Australia, Zootaxa 3122, pp. 1-36: 30

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http://doi.org/ 10.5281/zenodo.203966

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scientific name

Gonothyraea Allman, 1864


Genus Gonothyraea Allman, 1864  

Colony erect, branched or unbranched, monosiphonic or polysiphonic, stem divided into regular internodes bearing alternate hydrothecae; hydrotheca campanulate, radially symmetrical, with true diaphragm, hydrothecal margin cusped; gonophores forming degenerate medusa extruded from urn-shaped pedicellate gonotheca but remaining attached while planula develops in a sac-like meconidium with marginal tentacles