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Nature of the coastal area and its possibilities
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adcauline adnate Alaska Allman American species annulated appear arranged athecate internode basal base Bering sea Calif Canadian Arctic cape coast colony corbula corrugations definitely derived distal end distal portion distribution Dry Tortugas Dutch West Indies eastern Pacific Ecuador fascicled stem fathoms Fraser Galapagos genera genus gonangia gonangium gonophores gonosome gonosome is unknown gracilis grow gulf of California height hydranth hydro hydrocladia hydrocladial process hydroid hydrophore hydrotheca internode intrathecal intrathecal ridge island Japan length Lower California main stem margin medusae mesial nematophore Mexico nearly nodes Nutting operculum Panama pedicel perisarc phores proximal portion range records relationship reported resemblance San Francisco bay San Juan archipelago Santa Elena bay Santa Maria bay sargassum septa septal ridges setacea short similar slender slightly species was obtained sporosacs stolon stout strait supracalycine nematophores Tangola teeth tentacles thecate internode Tortugas trophosome tropical tubular unbranched western Atlantic whorl zooids