Hydractinia van Beneden, 1841
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publication ID |
https://doi.org/ 10.24199/j.mmv.2015.73.03 |
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DOI |
https://doi.org/10.5281/zenodo.10886652 |
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persistent identifier |
https://treatment.plazi.org/id/03DA87E6-5C45-6A56-F6EA-2E09FD78DB91 |
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treatment provided by |
Felipe |
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scientific name |
Hydractinia van Beneden, 1841 |
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Hydractinia van Beneden, 1841 View in CoL
Hydroid colony either stolonal with a reticular hydrorhiza of perisarc-covered stolonal tubes or covered by encrusting mat; hydrorhizal mat may secrete chitinous or calcareous skeleton or spines, pillars or branches. Polyps sessile, polymorphic, naked, gastrozooids with one or more whorls of oral filiform tentacles or with scattered tentacles on the distal half of body, dactylozooids when present with or without tentacles. Reproduction by sessile sporosacs or free medusa, gonophores typically borne on gonozooids; gonozooids with one or more whorls of oral tentacles or without tentacles and mouth, giving rise to fixed sporosacs, eumedusoids or free medusa.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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