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names in breadcrumbs
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Animals
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Cnidarians
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Hydrozoans
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Life
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Cellular
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Eukaryotes
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Opisthokonts
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Animals
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Cnidarians
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Hydrozoans
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Hydroidolina
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Leptothecata
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Sertularioidea
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Sertulariidae Lamouroux 1812
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Image of Abietinaria Kirchenpauer 1884
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2005 California Academy of Sciences
CalPhotos in DwC-A
The gonangia arise from the central stalk of a fernlike spray. They release sperm that fertilize retained eggs. These eggs develop into planula larvae which are released.
Image of Sertularia Linnaeus 1758
cc-by-nc-sa-3.0
2005 California Academy of Sciences
CalPhotos in DwC-A
Hydroid photographed at 17m depth.