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Creatures
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Aglaopheniidae Marktanner-Turneretscher 1890
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Image of Aglaophenia cupressina Lamouroux 1816
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2006 California Academy of Sciences
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The nematocysts of this hydroid have a very potent sting; the ensuing rash can last for several days. Approach these colonies with care.
Image of Aglaophenia latirostris Nutting 1900
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2005 California Academy of Sciences
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This view shows the tiny, extended, feeding polyps that are surrounded by defensive tentacles especially rich in nematocysts. Reproductive structures are enclosed in the swollen orange corbula. From a floating dock, Monterey Harbor.